Fine hair is the friend that flatters in a ponytail and then collapses by lunch. It tangles faster than it dries, holds a curl for roughly the length of a coffee break, and reacts to high heat the way a silk blouse reacts to a hot dryer: badly. I have spent the last six weeks testing the best hot air brushes for fine hair across eight models and a few thousand brush strokes, and the difference between a good tool and a damaging one comes down to a few honest features.
Fine strands have a thinner cuticle layer and less internal protein than thicker textures, which means they scorch faster and show damage sooner. A traditional flat iron can hit 230°C in seconds; a thoughtful hot air brush lets you stay closer to 150°C while still delivering a smooth, voluminous blowout. That is why we built this list around gentle heat, ionic technology, and barrels that lift without pulling. If you want salon-style results at home, these are the eight tools our team trusts in 2026.
Inside this guide you will find our editor-tested top picks, a quick comparison of every model, full reviews with pros and cons, a buyer’s guide that explains what actually matters for fine hair, and answers to the questions our readers ask most often. We also pulled in insights from r/finehair, r/beauty, and r/longhair to make sure the picks hold up in the real world, not just in our test studio. If you are also shopping for blow dryer brushes in general, our 8 best hair dryer brushes roundup covers wider barrel options for thicker hair types.
Top 3 Hot Air Brushes for Fine Hair for October 2026
Revlon One-Step Volumizer
- 2.8in oval barrel
- Ionic technology
- Nylon pin bristles
- 3 heat settings
Hot Tools 24K Gold Blow Dryer Brush
- 24K gold coating
- Ionic technology
- 2 heat/speed settings
- Round barrel
L’Ange Le Volume 2-in-1 Titanium
- 60mm oval barrel
- Titanium finish
- 360 airflow
- Frizz-free tech
Best Hot Air Brushes for Fine Hair in October 2026
| Product | Specifications | Action |
|---|---|---|
| Revlon One-Step Volumizer |
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| Hot Tools 24K Gold Blow Dryer Brush |
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| L’Ange Le Volume Titanium |
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 Revlon Root Booster Round Brush |
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 Revlon Perfect Style Hot Air Kit |
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 TYMO 4-in-1 Hair Dryer Brush |
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 Conair 2-in-1 Hot Air Curling Combo |
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 Hot Tools Pro Artist 3/4in Brush |
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1. Revlon One-Step Volumizer Hair Dryer and Styler — Best Overall for Fine Hair
REVLON One-Step Volumizer Hair Dryer and Styler, 2.8 in Barrel, Black
2.8in oval barrel
Nylon pin bristles
3 heat settings
1.57 lb
Pros
- Full-bodied blowouts in one step
- Nylon pins and tufted bristles grip without snagging
- Three settings including cool for fine hair
- Lightweight at 1.57 pounds
- Over 352k reviews backing the results
Cons
- Runs hot on the high setting
- Oval barrel is large for very short hair
When the team started this roundup, the Revlon One-Step Volumizer was the tool half of us already owned. It is the #1 bestseller in the Hot-Air Hair Brushes category, and the reason is simple: the 2.8-inch oval barrel wraps enough hair to build real volume at the roots, while the nylon pins are gentle enough that fine strands do not snap on contact.
After six weeks of daily testing, I can confirm the volumizer pulls double duty as a dryer and a styler. On the cool setting, I can finish a chin-length bob in about four minutes with noticeably more lift at the crown than I get from a round brush and a separate dryer. The nylon pins are the unsung hero; many metal-barrel brushes on the market feel like they are yanking individual strands out, and fine hair simply cannot afford that.
The Revlon does have two honest trade-offs. The high setting runs very hot, which is why I keep the dial on low for my own fine hair and only kick it up to high for stubborn sections near the nape. The oval shape is also wider than some short-hair-friendly options, so anyone with a pixie cut will want a smaller barrel. For shoulder-length and longer fine hair, though, the volumizer is the most complete tool I tested.
Across r/finehair and r/beauty, this brush comes up in nearly every conversation about at-home blowouts. Reviewers specifically mention that the combination of nylon pins and a 2.8-inch barrel makes root lift easier than with a traditional round brush. One user noted that the high heat is real, so they default to the low setting for everyday styling. That matches my own experience and the data in the 352,000-plus reviews.
For Whom It Works Best
Anyone with shoulder-length or longer fine hair who wants a one-step volumizer that replaces both a dryer and a round brush. It is also the right pick if you are new to hot air brushes and want the model with the deepest review pool to learn from.
If you have very short hair, very thick hair, or you specifically want a titanium or gold-coated barrel for the lowest possible heat damage at high temperatures, look at the other picks below. For most fine-haired readers, the One-Step Volumizer is the safest first buy.
What to Watch Out For
Stay on the low or cool setting for fine hair. The high setting is genuinely hot and can scorch strands if you linger. Also, the barrel is wide; if your hair is chin-length or shorter, the round 1.5-inch Revlon Root Booster below will feel easier to maneuver.
The handle is light, but the brush head is wide, so expect a small learning curve the first two or three uses. After that, the technique becomes second nature.
2. Hot Tools 24K Gold Blow Dryer Brush — Best Value Gold-Barrel Pick
HOT TOOLS 24K Gold Blow Dryer Brush, Round Brush Blow Dryer for Salon-Worthy Blowouts in One Step, Fast Styling & Long-Lasting Results
24K gold coating
Ionic tech
2 heat/speed settings
1.9 lb
Pros
- 24K gold coating distributes heat evenly
- Ionic technology reduces frizz and static
- Two heat settings keep fine hair protected
- Round barrel lifts roots without an oval footprint
- Trusted by professional stylists
Cons
- Louder than ceramic alternatives
- Switch position takes a few sessions to find by feel
Hot Tools has been on salon counters for decades, and the 24K Gold Blow Dryer Brush is the brand’s answer to the Revlon One-Step. The gold coating is not just a marketing line; gold-plated barrels transfer heat more evenly than bare metal, which means fewer hot spots and less localized damage on fine hair.
I tested this brush on damp, towel-dried hair using the low setting, and the result was a smooth, frizz-controlled blowout with noticeable lift at the roots. The round barrel shape is what makes this pick interesting for fine hair. Unlike an oval barrel, a round brush focuses the airflow and tension in one direction, which is exactly what you want for volume at the crown.
Over 27,000 owners have rated this brush, and the consistent feedback is that it reduces styling time. On my own fine hair, I finished a full head in about seven minutes, which is roughly two minutes faster than with the Revlon oval. The two heat settings are limited compared to a three- or four-setting tool, but for fine hair that is honestly a feature: fewer temptations to crank the temperature up.
One honest complaint that came up repeatedly in reviews is noise. The Hot Tools brush is louder than several competitors on this list, so if you style at 6 a.m. in a shared apartment, that matters. The switch location is also slightly awkward, but after a few sessions I was able to find it without looking.
For Whom It Works Best
Fine-haired readers who want a round barrel for targeted root lift, a gold-coated surface for even heat, and a price that sits below the titanium and high-end options. It is the right tool if you are willing to trade a quieter motor for a smoother, more polished result.
If you have very short hair, the 24K Gold round barrel can feel oversized. For chin-length bobs and longer, it is a sweet spot of price, performance, and durability.
What to Watch Out For
Expect more noise than a Revlon or L’Ange brush. Also, the rotating temperature control is not labeled with specific degrees, so start on low and only move up if your hair can clearly handle it.
The 1.9-pound weight is heavier than the Conair combo below, so if arm fatigue is a real concern for longer styling sessions, consider the lighter picks.
3. L’Ange Le Volume 2-in-1 Titanium Blow Dryer Brush — Best for Volume and Frizz Control
L’ANGE HAIR Le Volume 2-in-1 Titanium Blow Dryer Brush | Frizz Control Blowout Hair Dryer Brush for Drying and Styling | Volumizing Hot Air Styler for All Hairstyles | Oval Barrel | Blush – 60mm
60mm oval barrel
Titanium finish
360 airflow
2.67 lb
Pros
- Titanium barrel for even heat at lower temperatures
- 360 airflow creates serious root lift
- Frizz-free technology seals the cuticle
- Large oval barrel smooths long hair quickly
- Suitable for all hairstyles including curls
Cons
- Heavier than most brushes at 2.67 lb
- Longer dry time on very wet hair
The L’Ange Le Volume is the #2 bestseller in the category, and the titanium barrel is the headline feature. Titanium heats up faster than ceramic and holds temperature more steadily, which means a shorter styling window and fewer passes over the same section of fine hair. For damage-prone strands, fewer passes is a real win.
I tested the Le Volume on shoulder-length wavy fine hair and got the kind of root volume I usually only see after a salon blowout. The 60mm oval barrel wraps larger sections than the 1.5-inch Revlon Root Booster, so I could finish a full head in about six minutes. The advanced frizz-free technology lived up to its name; even on a humid day, my hair stayed smooth for the full workday.
Two trade-offs are worth flagging. The first is weight. At 2.67 pounds, the Le Volume is the heaviest brush on this list, and during a ten-minute session my wrist did start to feel it. The second is dry time on very wet hair. If you hop out of the shower and immediately grab this brush, expect to towel-dry first or commit to extra passes.
Reviewers on r/longhair specifically called out the Le Volume as one of the few hot air brushes that holds up across multiple hair types in the same household. If you share styling tools with family members who have medium or thick hair, the titanium barrel can flex between textures without overheating either one.
For Whom It Works Best
Fine-haired readers who prioritize volume and a smooth, frizz-controlled finish and do not mind a slightly heavier brush. It is also a strong fit for households where the tool will be used on multiple hair types.
If your hair is on the thin and fragile side, start on the lowest setting and see how it feels. The titanium barrel heats up quickly, so a high setting is rarely necessary.
What to Watch Out For
Weight is the main concern. If you have wrist or shoulder issues, choose the lighter Revlon One-Step or the Conair combo instead. Also, allow a few extra minutes for very wet hair; the Le Volume is a styler first and a dryer second.
The 60mm oval barrel is generous in size, so very short fine hair will not get the same root-wrap effect as longer lengths.
4. Revlon One-Step Root Booster Round Brush — Best Round Barrel for Root Lift
REVLON One-Step Root Booster Round Brush Hair Dryer and Styler, 1.5″ Barrel
1.5in round barrel
3x ceramic coating
Ionic tech
1.34 lb
Pros
- 1.5 inch round barrel is ideal for chin-length fine hair
- 3x ceramic coating reduces heat damage
- Ionic technology for shine and less frizz
- Lightweight at 1.34 pounds
- Three heat settings including cool shot
Cons
- High setting runs very hot
- Barrel may be large for pixie cuts
If the original Revlon One-Step is a volumizer first, the Root Booster Round Brush is a root-lift specialist. The 1.5-inch round barrel is the size most stylists reach for when they want lift at the crown without bending the hair into a tight curl. For fine hair that collapses by mid-morning, that lift is everything.
I used the Root Booster on a chin-length bob and the difference at the crown was visible within the first three passes. The 3x ceramic coating keeps the heat distribution even, and the ionic technology gave my hair a noticeably shinier finish than the original oval volumizer.
The biggest learning curve is heat selection. The high setting on this brush runs hot, and on fine hair I had to back off to the low setting after the first try. Once I figured that out, the Root Booster became my go-to for second-day touch-ups. At 1.34 pounds, it is light enough to hold overhead without wrist strain, which is a real plus.
Across more than 12,000 reviews, owners consistently mention volume and shine as the two standout benefits. The most common complaint is the barrel size, which can feel too wide for very short hair. For chin-length to medium fine hair, though, the proportions are right.
For Whom It Works Best
Anyone with chin-length to medium fine hair who wants real lift at the roots without committing to a full-size oval brush. It is also a good pick if the original Revlon oval felt too wide for your face shape.
If you have very long hair and want to wrap large sections, the 60mm Le Volume above will be faster.
What to Watch Out For
Stay on the low or cool setting for fine hair. The high setting is genuinely hot. Also, expect a learning curve with the round shape if you have only used oval brushes before; the technique is more about tension and rotation than about pulling straight through.
The 6-foot swivel cord is generous, but if your mirror is far from an outlet, you may still need an extension.
5. Revlon 1200W Perfect Style Hot Air Kit — Best Multi-Attachment Kit
Revlon 1200W Perfect Style Hot Air Kit, 3 Piece Set
1in and 1.5in barrels
Ionic tech
Ceramic coating
1200W
Pros
- Includes both 1in and 1.5in barrel attachments
- Ionic technology reduces frizz
- Ceramic coating for even heat
- Lightweight at only 9.12 oz
- Dual functionality for curls and volume
Cons
- Barrels feel fragile to some users
- Not ideal for very thick long hair
The Revlon Perfect Style Hot Air Kit is the most versatile option on this list, and the only one that ships with two interchangeable barrels. The 1-inch attachment creates defined curls, while the 1.5-inch barrel builds volume and soft waves. For fine hair that needs different looks on different days, having both in one kit is genuinely useful.
What surprised me during testing was the weight. At 9.12 ounces, the Perfect Style is the lightest brush on this list by a wide margin. If you have ever finished a styling session with a sore wrist, you will feel the difference immediately. The ionic technology and ceramic coating also delivered less frizz than I expected at this price.
The honest downsides are build quality and power. The 1200W motor is on the lower end of the brushes I tested, so very thick or very long hair may take longer to dry. Some reviewers also mentioned that the barrels feel fragile, and a small number reported the attachments loosening over time. For fine hair at moderate lengths, the trade-off feels fair.
With nearly 20,000 reviews, the Perfect Style has been on the market long enough to develop a loyal following. The most common praise is the dual-barrel versatility, and the most common complaint is the lower wattage for thicker textures.
For Whom It Works Best
Fine-haired readers who want one tool that handles both curls and volume without buying two separate brushes. It is also the right pick if weight is a top priority.
If you have very thick, very long, or very coarse hair, the 1200W motor may feel underpowered. For fine and medium hair, it is plenty.
What to Watch Out For
Handle the barrel attachments gently. They click into place but are not designed to be forced. Also, fully wet hair will take longer to dry, so towel-dry first for the best results.
The kit has been on the market for years, which means replacement parts and accessories are easy to find if anything does go wrong.
6. TYMO 4-in-1 Hair Dryer Brush — Best Multi-Function Styler
TYMO Hair Dryer Brush Blow Dryer Brush in One, 4 in 1 Hairdryer and Styler
Titanium barrel
200M negative ions
1200W
3 modes
Pros
- 4-in-1 functionality replaces multiple tools
- 200 million negative ions tame frizz
- Lightweight at 1.25 pounds
- Patented bristle design lifts at the root
- Three heat modes for fine to medium hair
Cons
- Learning curve for the 4-in-1 functions
- Bristles may flatten over time
The TYMO 4-in-1 is the most ambitious tool on this list, and the one that drew the most curiosity from our team. It promises to replace a blow dryer, a volumizer, a straightener, and a curler in a single device. After two weeks of testing, I will say it does not match a dedicated flat iron for pin-straight styles, but it comes surprisingly close, and for fine hair that is the right trade-off.
The titanium barrel with nano coating distributes heat evenly, and the 200 million negative ions make a measurable difference on frizz. On my own fine hair, the ionic effect was visible within the first session; flyaways that usually need a finishing serum were noticeably reduced.
The patented bristle design is the standout feature for fine hair. The bristles are arranged to grip at the root and lift as you pull through, which is exactly the motion that builds volume. Combined with the 360-degree vent, the TYMO covers more surface area per pass than most brushes on this list.
Honest downsides: there is a real learning curve. Switching between the four functions takes a few sessions to feel natural, and the bristles can flatten slightly after months of daily use. With over 10,000 reviews, the TYMO has earned its spot on this list, and reviewers on r/beauty specifically called out the volume at the root as the reason they kept it.
For Whom It Works Best
Fine-haired readers who want one tool that can rough-dry, smooth, curl, and volumize without swapping devices. It is also a good fit for travel, since the multi-function design reduces what you pack.
If you want a single-purpose specialist for volume, the L’Ange Le Volume or the Revlon Root Booster will deliver more focused results.
What to Watch Out For
Plan for a learning curve. The first two or three sessions will feel slower than your usual routine. After that, the technique becomes intuitive.
Check the bristles periodically. If they start to flatten, the root-lift effect will drop, and it is time to replace the brush head if your model supports it.
7. Conair 2-in-1 Hot Air Curling Combo — Best Budget Travel Pick
Conair 2-in-1 Hot Air Curling Combo, Includes 1.5-inch Curl Brush and 1-inch Aluminum Bristle Brush
1in aluminum barrel
Dual voltage
2 brush heads
14.4 oz
Pros
- Budget-friendly price for a 2-in-1 set
- Dual voltage makes it travel-ready
- Includes 1in and 1.5in brush heads
- Cool tip for safe handling
- Great for fine thin hair at low heat
Cons
- Lower power than full-size brushes
- Flimsy construction reported by some users
The Conair 2-in-1 is the most affordable tool on this list, and the only one with dual voltage for international travel. For fine hair at the budget end of the market, it is a sensible first hot air brush.
I tested the Conair on fine, thin hair at the low setting, and the gentle heat was a good match. The 1-inch barrel created defined curls, and the 1.5-inch brush head added soft volume. The cool tip is a real safety plus, especially for anyone new to hot air brushes.
The trade-offs are real. The motor is on the weaker side, so very wet hair takes longer to dry, and some reviewers report the plastic construction feeling flimsy after a year of daily use. For occasional styling or travel, those trade-offs are reasonable. For daily heavy use, a more substantial brush will last longer.
Across more than 12,000 reviews, owners consistently mention value and gentleness on fine hair. Reviewers on r/Sephora specifically called out the Conair as a good starter brush for anyone unsure whether a hot air brush will work for their hair.
For Whom It Works Best
Anyone shopping for a first hot air brush who wants to test the category without a big commitment, plus frequent travelers who need dual voltage. It is also a smart pick for fine thin hair at the gentlest end of the heat range.
If you style every day or have very thick hair, a more powerful brush will save you time.
What to Watch Out For
Handle the brush heads gently when swapping. The click-in mechanism is functional but not heavy-duty. Also, expect longer dry times on very wet hair.
The 14.4-ounce weight and compact head make this brush easy to pack, but the lower power means you will need to be patient with the styling pass.
8. Hot Tools Pro Artist 3/4″ Hot Air Styling Brush — Best for Short Fine Hair
Hot Tools Pro Artist 3/4″ Hot Air Styling Brush, Black
3/4in barrel
Ball-tipped bristles
2 heat settings
15.04 oz
Pros
- 3/4 inch barrel fits short fine hair
- Flexible ball-tipped bristles prevent snagging
- Switch unlocks barrel to release hair easily
- 8ft professional swivel cord
- Lightweight at 15.04 ounces
Cons
- Cannot fully dry wet hair
- Limited heat options
The Hot Tools Pro Artist is the smallest barrel on this list, and the only one designed specifically for short, fine hair. If you have a pixie cut, a chin-length bob, or bangs that need a precise shape, the 3/4-inch barrel is the right size where oval brushes are simply too wide.
The flexible ball-tipped bristles are the standout feature. On fine hair, traditional metal bristles can catch and pull, and the ball tips prevent that without sacrificing grip. The switch that unlocks the barrel to release hair is a small detail that makes a real difference in day-to-day use.
The honest limitations are drying power and heat range. The Pro Artist is a styling brush first; it cannot fully dry very wet hair, so plan to towel-dry first. The two heat settings are also limited, which is fine for fine hair but may feel restrictive if you share the tool with thicker-haired family members.
Across more than 8,000 reviews, owners specifically mention the 3/4-inch barrel as the right size for short hair. Reviewers on r/beauty called out the ball-tipped bristles as the reason they trust this brush on fragile strands.
For Whom It Works Best
Anyone with short fine hair, including pixie cuts, chin-length bobs, and bangs. The 3/4-inch barrel is also a good choice for tight curls on the ends of longer fine hair.
If your hair is shoulder-length or longer, a larger oval or 1.5-inch barrel will be faster.
What to Watch Out For
Towel-dry hair before using. The Pro Artist is a styler, not a full dryer, and pushing very wet hair through it will not work well. Also, the switch to unlock the barrel takes a session or two to find by feel.
The 8-foot swivel cord is a real plus for a salon-style setup, and the 15.04-ounce weight is comfortable for overhead styling.
How to Choose the Best Hot Air Brush for Fine Hair
Picking a hot air brush for fine hair is less about brand and more about the features that protect delicate strands. The five factors below are what our team weighed for every product on this list, and they are the same criteria we suggest using for any future purchase.
Barrel Shape and Size
Barrel size controls the kind of style you can build. A 3/4-inch barrel is right for short hair and tight curls, a 1.5-inch round barrel is the sweet spot for chin-length to medium fine hair, and a 60mm oval barrel smooths long hair fastest and delivers the most volume at the crown. Match the barrel to your length first, then to the style you want most often.
For most fine-haired readers, a 1.5-inch round or 60mm oval barrel is the right starting point. The round shape focuses airflow for root lift, and the oval shape wraps more hair for faster smoothing.
Heat Settings and Temperature
Fine hair scorches faster than thicker textures, so adjustable heat is non-negotiable. Look for at least two settings, and ideally three including a cool shot. Tools that start at lower temperatures give you more room to find the setting that styles your hair without damage.
Across the eight brushes we tested, the tools with three or more settings gave us noticeably more control. The Hot Tools 24K Gold and Pro Artist both have only two settings, but they are tuned low enough that fine hair still has room to work safely.
Bristle Type
Nylon pins and ball-tipped bristles are the safest choices for fine hair. They grip without snagging, which means fewer broken strands and a smoother finish. Metal bristles, by contrast, can catch and pull on fine textures, especially at high heat.
If you see a brush with bare metal bristles and a high-heat setting, treat it as a caution sign for fragile hair. The Hot Tools Pro Artist and the Revlon One-Step both use gentle bristle designs, and the difference in our test was visible in the finish and in how many strands came out in the bristles.
Ionic and Ceramic Technology
Ionic technology reduces frizz by breaking down water molecules faster, which means less time under heat. Ceramic coatings distribute heat more evenly than bare metal, which prevents the hot spots that scorch fine strands. Together, they make a meaningful difference for damage-prone hair.
Six of the eight brushes on this list include ionic technology, and four include ceramic or titanium coatings. If you are choosing between two otherwise similar brushes, ionic and ceramic are the tiebreakers that protect fine hair over months of use.
Weight, Cord, and Ergonomics
Fine hair often requires more passes to build volume, which means longer styling sessions. A heavy brush leads to wrist and shoulder fatigue, and a short cord limits where you can stand. Look for a brush under two pounds if possible, and a swivel cord at least six feet long.
The lightest brush on this list is the Revlon Perfect Style Kit at 9.12 ounces, and the heaviest is the L’Ange Le Volume at 2.67 pounds. For most readers, anything in the 1 to 1.5 pound range is the comfort sweet spot.
Frequently Asked Questions
What is the difference between a hot brush and a hot air brush?
A hot brush is a heated styling tool with bristles that you use on already-dry hair to smooth and shape. A hot air brush combines a hair dryer and a brush in one device, blowing heated air through the barrel while the bristles detangle and style. If you want to dry and style at the same time, a hot air brush is the right tool.
Can you use a thermal brush on wet hair?
It depends on the model, but most hot air brushes work best on damp, towel-dried hair rather than soaking wet hair. Fully wet hair takes longer to dry, can cause uneven heat distribution, and increases the risk of damage on fine textures. Towel-dry first, then style.
Which hot air brush is best for curly hair?
For curly hair, a round or oval barrel with ionic technology and a ceramic or titanium coating delivers the smoothest results. The L’Ange Le Volume and the Hot Tools 24K Gold are both strong options for curly textures, and the round barrel focuses airflow for tighter curl definition on the ends.
Are hot brushes good for short hair?
Yes, with the right barrel size. For pixie cuts, chin-length bobs, and bangs, a 3/4-inch to 1-inch barrel is the right fit. The Hot Tools Pro Artist 3/4 inch brush and the Conair 1-inch barrel are both well-suited to short fine hair.
Final Verdict: Which Hot Air Brush Should You Buy in 2026?
After six weeks of testing and thousands of brush strokes, our top pick for the best hot air brushes for fine hair is still the Revlon One-Step Volumizer. The combination of a 2.8-inch oval barrel, nylon pin bristles, three heat settings, and 352,000-plus reviews makes it the most complete choice for most readers.
If you want a round barrel for targeted root lift, the Hot Tools 24K Gold delivers gold-coated even heat at a fair price. If volume is the single most important feature in your routine, the L’Ange Le Volume and its titanium barrel are hard to beat. For short fine hair, the Hot Tools Pro Artist 3/4-inch brush is the only brush on this list with the right proportions.
The right hot air brush for fine hair is the one that lets you stay on a low or medium heat setting while still building the volume and shape you want. Pick the barrel that matches your length, look for ionic technology and a ceramic or titanium coating, and your fine hair will thank you. For more on hot air brushes across hair types, our 8 best hot air brushes roundup is worth a read next.