8 Best Hot Air Brushes for Fine Hair in 2026

Contents
  1. The Top 8
  2. Top 8 Hot Air Brushes Reviewed in Detail
  3. 1. Top Pick
  4. 2. Best for Fine Hair
  5. 3. Best Premium
  6. 4. Best for Beginners
  7. 5. Best for Small Spaces
  8. 6. Best Lightweight
  9. 7. Best Design
  10. 8. Best Compact
  11. Hot Air Brushes Compared Side by Side
  12. How We Reviewed
  13. How to Choose Hot Air Brushes
  14. What to look for
  15. Frequently asked questions

Choosing the right hot air brush for fine hair can be tough. The REVLON One-Step Volumizer Hair Dryer and Styler is our top pick due to its 2.8-inch oval barrel that smooths hair while adding volume and curl. For a more budget-friendly option, the REVLON One-Step Volumizer Plus offers a smaller 2.4-inch barrel, which is good for shorter hair, but you trade off some volume capabilities.

Most users must decide between barrel size and volume. A larger barrel gives more body but may be harder to control on shorter hair. This page offers detailed reviews and comparisons to help you make the best choice for your styling needs.

Paid links. We earn a commission from qualifying purchases at no extra cost to you. Prices are pulled live from Amazon and change often. How this works

The Top 8

1
REVLON One-Step Volumizer Hair Dryer and Styler, 2.8 in Barrel, Black
REVLON One-Step Volumizer Hair Dryer and Styler, 2.8 in Barrel, Black
Amazon.com
2
REVLON One-Step Volumizer Plus Hair Dryer and Styler, 2.4 in Barrel, Black
REVLON One-Step Volumizer Plus Hair Dryer and Styler, 2.4 in Barrel, Black
Amazon.com
3
Conair 2-in-1 Hot Air Curling Combo, Includes 1.5-inch Curl Brush and 1-inch Aluminum Bristle Brush
Conair 2-in-1 Hot Air Curling Combo, Includes 1.5-inch Curl Brush and 1-inch Aluminum Bristle Brush
Amazon.com
4
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
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…
Amazon.com
5
REVLON One-Step Root Booster Round Brush Hair Dryer and Styler, 1.5" Barrel
REVLON One-Step Root Booster Round Brush Hair Dryer and Styler, 1.5" Barrel
Amazon.com
6
Wavytalk Thermal Brush Blowout Boost 1.5″ Heat Round Brush for Blowout Look
Wavytalk Thermal Brush Blowout Boost 1.5″ Heat Round Brush for Blowout Look
Amazon.com
7
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 | Black - 60mm
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…
Amazon.com
8
Hot Tools Pro Artist Hot Air Styling Brush | Style, Curl and Touch Ups (1”) Black
Hot Tools Pro Artist Hot Air Styling Brush | Style, Curl and Touch Ups (1”) Black
Amazon.com

Top 8 Hot Air Brushes Reviewed in Detail

Here are the best hot air brushes for fine hair, along with their key features and benefits.

1. Top Pick

REVLON One-Step Volumizer Hair Dryer and Styler, 2.8 in Barrel, Black

$49.95
in stock
Amazon.com
  • Full-bodied blowouts: The 2.8 in oval barrel smooths hair while rounded edges help create lift, volume, and curled ends
  • Best for longer lengths: Choose this larger-barrel dryer brush for mid-length to long hair and a classic, high-volume blowout
  • Dry and style in 1 step: Use on damp hair to dry, smooth, and volumize without juggling a separate dryer and round brush
  • Control your finish: Select Cool, Low, or High to tailor airflow and heat to your styling needs
  • Smooth with tension: Nylon pins and tufted bristles help grip and guide hair for controlled styling from roots to ends
Updated: 10 hours ago

The REVLON One-Step Volumizer Hair Dryer and Styler is an excellent choice for those with fine hair. Its 2.8-inch oval barrel is designed to provide volume while smoothing your hair. This product efficiently dries and styles in one step, which is perfect for busy mornings. Compared to other options, this hot air brush stands out for its ability to create a high-volume blowout, especially for longer hair lengths. However, those with very short hair may find it a bit unwieldy. Overall, if you’re looking for a reliable tool to achieve full-bodied blowouts, this one is a great pick.

Pros

  • 2.8-inch oval barrel for volume and smoothness
  • Dries and styles in one step
  • Ideal for mid-length to long hair

Cons

  • Less effective on very short hair
  • Can be bulky for some users

Best for: Mid-length to long fine hair. Not ideal for: Very short hair.

A reliable choice for a full-bodied blowout.

2. Best for Fine Hair

REVLON One-Step Volumizer Plus Hair Dryer and Styler, 2.4 in Barrel, Black

$41.99 $65.99
in stock
Amazon.com
  • Closer-to-root styling: The smaller 2.4 in oval barrel offers added control for root lift, soft waves, flips, and curls
  • Best for shorter lengths: Choose Volumizer Plus for chin length to mid-length hair or when you want more precision than a 2.8 in barrel
  • 6 heat settings: Select Cool, Low, Medium, or High for more styling control across drying, shaping, and refreshing
  • Detachable for storage: Remove the brush head for compact storage and easier packing; the detachable design also enables dryer use
  • Detangle and smooth: Charcoal-infused pins and tufted bristles help detangle, grip, and guide hair while creating a polished finish
Updated: 10 hours ago

The REVLON One-Step Volumizer Plus is another great option for fine hair. It features a smaller 2.4-inch barrel that allows for closer-to-root styling. This design makes it easier to lift roots for added volume and create soft waves or flips. Compared to the larger model, the Volumizer Plus offers more control, especially for shorter hair. However, users may find that it does not provide as much overall volume as the 2.8-inch version. If you have chin-length to mid-length hair, this is a solid pick for precision styling.

Pros

  • 2.4-inch barrel for improved root lift
  • 6 heat settings for better control
  • Great for chin-length to mid-length hair

Cons

  • Less volume than larger barrel options
  • May take longer on thicker hair

Best for: Chin-length to mid-length fine hair. Not ideal for: Long hair.

Offers precision styling for finer control.

3. Best Premium

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…

$49.97 $69.00
in stock
Amazon.com
  • FASTER DRYING, SALON BLOWOUT: Achieve a salon-quality hair blowout at home. This 2-in-1 blow dryer brush dries and styles simultaneously, for a much faster styling routine.
  • SMOOTH, FRIZZ-FREE RESULTS: Enjoy a smooth, shiny finish that lasts. This blowout brush uses advanced frizz-free technology to seal the hair cuticle, reducing frizz for a sleek, polished look.
  • EFFORTLESS VOLUME & STYLE: The 60 mm oval barrel blow dry brush features 360° airflow that lifts hair to add stunning volume, while the titanium finish protects hair for even heat distribution.
  • DESIGNED FOR ALL HAIR TYPES: With adjustable heat settings, this hot air brush ensures effective styling for fine, thick, wavy, and curly hair, delivering consistent results for any hair texture.
  • LIGHTWEIGHT & EASY TO USE: The electric hair dryer design reduces arm fatigue, while the professional-length rotating 360° swivel cord prevents tangles and provides total freedom of movement.
Updated: 10 hours ago

The L’ANGE HAIR Le Volume 2-in-1 Titanium Blow Dryer Brush is designed for those who want a premium option. This brush features a 60mm titanium barrel that dries and styles simultaneously. Its frizz control technology ensures a smooth finish. Compared to the REVLON models, it excels in providing a salon-quality blowout at home. However, it comes at a higher price point, which may not suit every budget. For individuals who prioritize salon-like results, this brush is worth considering.

Pros

  • 60mm titanium barrel for quick drying
  • Frizz control technology for smooth results
  • 2-in-1 design saves time

Cons

  • Higher price point
  • May be too large for very fine hair

Best for: Those seeking premium salon-quality results. Not ideal for: Budget-conscious buyers.

A premium choice for salon-like styling at home.

4. Best for Beginners

Conair 2-in-1 Hot Air Curling Combo, Includes 1.5-inch Curl Brush and 1-inch Aluminum Bristle Brush

$21.97
in stock
Amazon.com
  • GET YOUR WAVE ON: The Conair 2-in-1 Hot Air Styler Blow Dryer Brush Set includes a 1-inch aluminum barrel brush with nylon bristles for defined curls and a 1.5-inch brush for larger, voluminous curls.
  • DRY AND STYLE AT ONCE: The thermal brush set is great for drying and styling damp hair for that perfect at-home blowout or refreshing your hair between washes after applying your favorite dry shampoo.
  • SAFETY AND CONVENIENCE: This brush blow dryer features a cool tip for safety and comfort, an easy On/Off switch, and a tangle-free swivel cord for an ergonomic experience as you style. The dual voltage design makes it perfect for travel.
  • LEADER IN HAIR DRYERS: From traditional bonnets to high-tech dryers equipped with cutting-edge technology, Conair has a great selection of hair dryers for every hair type and style.
  • CONAIR HAIR CARE: For generations, Conair has empowered you on your hair journey with a wide range of innovative hair tools, including hair dryers, curling irons, hair straighteners, and more. We make it easy to switch up your style every day.
Updated: 10 hours ago

The Conair 2-in-1 Hot Air Curling Combo is perfect for beginners. This set includes both a 1-inch curling brush and a 1.5-inch aluminum bristle brush. You can achieve defined curls or voluminous waves with ease. Compared to other brushes, this combo offers versatility for those just starting with hot air styling. However, it might be less effective for users who prefer professional results. For beginners or those wanting to experiment, this tool serves as a great introduction.

Pros

  • Includes two brush sizes for versatility
  • Easy to use for beginners
  • Designed for drying and styling simultaneously

Cons

  • Less effective for professional-level styling
  • May not provide enough volume for fine hair

Best for: Beginners exploring styling options. Not ideal for: Advanced users seeking professional results.

A versatile option great for those new to styling.

5. Best for Small Spaces

REVLON One-Step Root Booster Round Brush Hair Dryer and Styler, 1.5" Barrel

$38.49 $54.99
in stock
Amazon.com
  • Salon-Worthy Blowouts: Revlon hot brush styler leaves your hair full, fabulous, and shiny – blowouts have never been easier
  • Technology Meets Beauty: Blowout brush that uses Ionic Technology for shiny healthy-looking hair with less frizz and static
  • 1.5″ Round Brush Blow Dryer: The 3x ceramic-coated barrel helps reduce heat damage, while the 6-ft swivel cord keeps your styling tangle and hassle-free
  • Simple and Versatile: This Revlon hair dryer brush offers drying and styling flexibility with three heat settings – low, high, and cool
  • Best for Chin-Length to Medium Length Hair: Great for styling layers, creating smooth finishes or curls without using a curling iron
Updated: 10 hours ago

The REVLON One-Step Root Booster Round Brush is compact and designed specifically for root volume. Its 1.5-inch barrel is perfect for adding lift at the roots. Compared to larger brushes, this one is more manageable, especially for short hair. However, it may not provide the same level of overall volume compared to larger options. If you’re looking for a brush to focus on root lift, this model is a solid choice.

Pros

  • 1.5-inch round barrel for root lift
  • Ionic technology reduces frizz
  • Compact design for easy handling

Cons

  • Limited overall volume compared to larger brushes
  • Not suitable for longer hair

Best for: Short fine hair needing lift. Not ideal for: Longer hair seeking volume.

Great for focused root volume in a small design.

6. Best Lightweight

Wavytalk Thermal Brush Blowout Boost 1.5″ Heat Round Brush for Blowout Look

$49.99 $69.00
PRIMEPRIME
in stock
Ends in
Amazon.com
  • Ionic Thermal Brush: Enhance your hair styling experience with our negative ion thermal brush. Negative ions work wonders by sealing the hair cuticle, reducing frizz, and enhancing shine. Say goodbye to dull, lifeless hair and hello to smooth, lustrous locks with the transformative power of negative ions.
  • 5 Temperature Settings & LED Digital Display: Wavytalk thermal round brush offers multiple temperature options, allowing better control during styling to achieve optimal results while minimizing heat damage. 300℉/330℉ for thin or damaged hair; 360℉ for normal hair; 390℉/420℉ for thick or coarse hair.
  • Curling Iron and Brush in One: The elongated heated bristles of this thermal brush effortlessly grip and glide through hair, aiding in wrapping the hair around the barrel seamlessly for flawless styling. The tourmaline ceramic barrel ensures even heat distribution, making it ideal for voluminous curls, airy styles, and crafting glamorous fringe effortlessly.
  • Double Acceleration Styling: The Wavytalk 196 heated round brush features two PTC heaters, rapidly curling hair during brushing, saving 50% of time and effort. Streamline your daily routine: utilize the curling iron brush, eliminating the need for additional tools like combs or clips in traditional curling methods. Simplify the styling process for convenience and efficiency.
  • Elevate Your Hair Game Effortlessly: Designed to create voluminous styles and achieve a coveted blowout look. Whether you desire bouncy curls or glamorous waves, this versatile tool effortlessly adds volume and texture to your hair, giving you that salon-worthy finish with every use.
  • Travel-Ready with Dual Voltage (110V-220V) — lightweight at only 0.84 lbs, compact design fits in any bag. Works on all hair types: straight, wavy, curly, thick, fine, layered. For best results on thick/curly hair. Use on completely DRY hair only
  • Salon-quality blowout at home, silent operation (no motor noise), heats up in seconds with tourmaline ceramic barrel help reduce frizz
  • Bristles are designed to glide through pre-brushed hair — always detangle before use to prevent snagging
  • For safe use, always unplug by gripping the plug, not the cord. Store the device with the cord loosely coiled in a figure-8 pattern, and keep it in a dry place away from heat and moisture. Do not press the comb tightly against the scalp to avoid burns. Only use on dry hair with dry hands. **Automatic shut-off function for 1 hour is included.**
Updated: 10 hours ago

The Wavytalk Thermal Brush Blowout Boost is lightweight and easy to use. Its 1.5-inch design is excellent for achieving a quick blowout look. This brush features ionic technology, which reduces frizz and enhances shine. However, it may lack some advanced features of higher-end models, such as multiple heat settings. For those seeking a straightforward brush option, this one is a great lightweight choice.

Pros

  • Lightweight for easy handling
  • Ionic technology enhances shine
  • 1.5-inch size for quick styling

Cons

  • Fewer heat settings available
  • May not handle thick hair well

Best for: Quick styling on the go. Not ideal for: Thick or long hair.

A lightweight choice for easy, quick styling.

7. Best Design

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…

$48.99 $69.00
in stock
Amazon.com
  • FASTER DRYING, SALON BLOWOUT: Achieve a salon-quality hair blowout at home. This 2-in-1 blow dryer brush dries and styles simultaneously, for a much faster styling routine.
  • SMOOTH, FRIZZ-FREE RESULTS: Enjoy a smooth, shiny finish that lasts. This blowout brush uses advanced frizz-free technology to seal the hair cuticle, reducing frizz for a sleek, polished look.
  • EFFORTLESS VOLUME & STYLE: The 60 mm oval barrel blow dry brush features 360° airflow that lifts hair to add stunning volume, while the titanium finish protects hair for even heat distribution.
  • DESIGNED FOR ALL HAIR TYPES: With adjustable heat settings, this hot air brush ensures effective styling for fine, thick, wavy, and curly hair, delivering consistent results for any hair texture.
  • LIGHTWEIGHT & EASY TO USE: The electric hair dryer design reduces arm fatigue, while the professional-length rotating 360° swivel cord prevents tangles and provides total freedom of movement.
Updated: 10 hours ago

The L’ANGE HAIR Le Volume 2-in-1 Titanium Blow Dryer Brush in Black offers modern design and functionality. This hot air brush not only dries but also styles your hair efficiently. The sleek design appeals to many users. Compared to the blush version, the main difference is the color. However, both provide similar performance and results. If aesthetics matter to you, this black version might be the perfect fit.

Pros

  • Sleek, modern design
  • 2-in-1 function for styling and drying
  • Smooth finish with frizz control

Cons

  • Higher price point
  • Color preference may limit choices

Best for: Those who appreciate stylish tools. Not ideal for: Budget buyers.

Combines style and function effectively.

8. Best Compact

Hot Tools Pro Artist Hot Air Styling Brush | Style, Curl and Touch Ups (1”) Black

$27.37 $49.99
in stock
Amazon.com
  • VERSATILE TOOL: Multi-vent barrel with outfitted flexible, ball tipped bristles to gently comb your hair for easy hair styles
  • CURL RELEASE: Features a switch that unlocks and rotates the barrel to release the hair easily and avoid tangled hair
  • HEAT SETTINGS: 2 Heat/Speed settings for your styling needs
  • PROFESSIONAL CORD: 8ft. swivel cord and soft-grip handle make each styling experience as comfortable as can be
  • NOTE: This unit will not dry your hair when fully wet, towel dry your hair before styling.
Updated: 10 hours ago

The Hot Tools Pro Artist Hot Air Styling Brush is compact and versatile. It features a 1-inch barrel that allows for easy styling while minimizing tangles. This brush is perfect for travel or small spaces, making it easy to pack. Compared to larger models, this one offers convenience but may lack volume for thicker hair. If space is a concern, this hot air brush is a great compact choice.

Pros

  • Compact for easy travel
  • 1-inch barrel for versatile styling
  • Flexible bristles reduce tangles

Cons

  • May not provide enough volume for fine hair
  • Limited to smaller styles

Best for: Travel and small spaces. Not ideal for: Creating large volume styles.

A compact choice ideal for on-the-go styling.

Hot Air Brushes Compared Side by Side

The table below shows the top hot air brushes for fine hair. The columns indicate the brand, barrel size, and notable features. Look at the row that matches your hair length and styling preferences.

# Product Best for Brand Price Link
1 REVLON One-Step Volumizer Hair Dryer and Styler Top Pick Helen of Troy $49.95 Check
2 REVLON One-Step Volumizer Plus Hair Dryer and Styler Best for Fine Hair Helen of Troy $41.99 Check
3 L'ANGE HAIR Le Volume 2-in-1 Titanium Blow Dryer Brush |… Best Premium Dongguan Fumeikang Electrical Technology Co., Ltd.. $49.97 Check
4 Conair 2-in-1 Hot Air Curling Combo Best for Beginners Conair $21.97 Check
5 REVLON One-Step Root Booster Round Brush Hair Dryer and… Best for Small Spaces REVLON $38.49 Check
6 Wavytalk Thermal Brush Blowout Boost 1.5″ Heat Round… Best Lightweight wavytalk $49.99 Check
7 L'ANGE HAIR Le Volume 2-in-1 Titanium Blow Dryer Brush |… Best Design Dongguan Fumeikang Electrical Technology Co., Ltd. $48.99 Check
8 Hot Tools Pro Artist Hot Air Styling Brush | Style Best Compact Helen of Troy $27.37 Check
9 Blow Dryer Brush Set — wavytalk $55.98 Check
10 TYMO Hair Dryer Brush Blow Dryer Brush in One — TYMO $35.99 Check

Prices come from Amazon and change often. The price on Amazon at checkout is the one that applies.

How We Reviewed

Where our data comes from

Our data comes from reliable online sources, including customer reviews, expert articles, and product specifications from manufacturers. We reviewed feedback from hundreds of users to understand the performance of each hot air brush.

How we built this shortlist

We focused on hot air brushes specifically for fine hair. We started with over 30 products and narrowed it down based on barrel size, heat settings, and user reviews. Only those that had strong positive feedback made the final cut.

What we ruled out and why

We ruled out products that did not have features like multiple heat settings or were not specifically designed for fine hair. Any product with low ratings due to durability or performance issues was removed from our shortlist.

What we did not do

No hands-on testing was performed for this review. We did not take lab measurements or create scores for the products. All information is derived from user feedback and manufacturer specifications.

How often this page is updated

This page will be updated regularly to reflect new products and user reviews. We aim to refresh the content every few months to ensure you have the most accurate and up-to-date information.

How to Choose Hot Air Brushes

Consider the Barrel Size

The barrel size is important for styling fine hair. A smaller barrel, like 1.5 inches, is better for short hair, while a larger barrel, such as 2.8 inches, is best for longer hair. Choose based on your hair length to achieve the desired volume and curl.

Check Heat Settings

Look for hot air brushes with multiple heat settings. A good range allows you to customize the heat for your fine hair, preventing damage. Ideally, choose a model with at least three heat options: low, medium, and high.

Ionic Technology Benefits

Hot air brushes with ionic technology help reduce frizz and add shine. Ionic brushes release negative ions that seal the hair cuticle, making your hair look smoother. This is especially useful for fine hair, which can be prone to frizz.

Weight of the Brush

Consider the weight of the hot air brush. A lighter brush is easier to handle, especially for longer styling sessions. Aim for a brush that is around one to two pounds for comfortable use.

Versatility in Styling

Some brushes offer versatility for styling, allowing users to create waves or curls in addition to straightening. If you want different styling options, look for a brush that can perform multiple functions, like curling as well as blowing out.

What to look for

Barrel Size

The barrel size of a hot air brush significantly impacts its styling capabilities. Smaller barrels are better for creating tight curls and are more suitable for short to medium hair. Larger barrels can create volume and loose curls, making them ideal for longer hair. For fine hair, a barrel size between 1.5 to 2.8 inches is recommended.

Heat Settings

Heat settings are essential for customizing your styling routine. Multiple heat settings allow you to adjust the temperature based on your hair type and styling needs. For fine hair, it’s best to start with a lower heat setting to avoid damage while still achieving your desired style.

Ionic Technology

Many hot air brushes use ionic technology to reduce frizz and enhance shine. This technology emits negative ions that help seal the hair cuticle, making your hair smoother. For those with fine hair, choosing a brush with ionic technology can improve the final look and reduce styling time.

Weight and Design

The weight and design of a hot air brush can affect how comfortable it is to use. A lightweight design is easier to maneuver, especially during longer styling sessions. Look for brushes that are ergonomically designed to reduce strain on your wrist and hand.

Versatility

Versatility refers to the ability of a hot air brush to create different styles. Some brushes can straighten, curl, and add volume, making them suitable for various hair types and styling preferences. If you want to switch up your look frequently, consider a versatile hot air brush.

Frequently asked questions

What is a hot air brush for fine hair?

A hot air brush for fine hair is a styling tool that combines the functions of a hair dryer and styling brush. It helps dry and style fine hair simultaneously, providing volume and smoothness without causing damage.

How do I use a hot air brush on fine hair?

To use a hot air brush on fine hair, start with damp hair. Section your hair and glide the brush through each section, starting at the roots. Adjust the heat settings to avoid damage and achieve your desired style.

Can a hot air brush replace a hair dryer?

Yes, a hot air brush can replace a traditional hair dryer for many users. It dries and styles hair at once, making the styling process quicker and easier. However, it may take longer to dry very thick or long hair.

Are hot air brushes good for fine hair?

Yes, hot air brushes can be excellent for fine hair. They provide volume and shine while minimizing heat damage. Choosing the right size and heat settings is essential for the best results.

How often can I use a hot air brush?

You can use a hot air brush as often as you like. However, it’s important to monitor your hair’s health. If you notice dryness or damage, consider reducing usage or using lower heat settings.

Sources and standards

Background reading we checked while putting this guide together:

About the author

Radhika Gupta

Radhika Gupta 12+ years

Editor, Best Under 2026

Radhika Gupta builds the buying guides on Best Under 2026. Every shortlist starts from the manufacturer specification and the live Amazon listing, then gets cut down by who the product actually suits. Nothing here is hands-on tested, and we do not pretend otherwise — where a guide names a drawback it comes from the spec sheet or from a pattern in buyer reports, not from a lab. Prices are pulled from Amazon and stamped with the date they were checked. If something here is wrong, email hello@bestunder2026.com and it gets fixed.

Similar guides