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10 Hair Diffusers for the Best Frizz-Free Curls of Your Life

All of the bounce, none of the flyaways.

hair dryer diffusers
BestProducts.com

People with curly hair are all too familiar with frizziness. Though many of us reach for the leave-in conditioner, hoping it will tame unruly tresses into beautiful, bouncy curls, there's one highly underrated piece of haircare equipment that blasts frizz away from your strands in minutes: a diffuser.

The Best Hair Diffusers

    What Is a Hair Diffuser?

    Chances are, you already have one of these nifty hair dryer attachments, and it's probably collecting dust in your room. But for those of you with wavy-to-curly hair types, it's time to dust off your diffuser and put it to good use.

    We spoke to Annagjid “Kee” Taylor, celebrity hairstylist to notable stars like Keke Palmer, Tika Sumpter, Tiffany Haddish, Nafessa Williams, and many more, about why exactly a diffuser is such an important haircare tool for curls. She tells us, "One of the main benefits of using a hair diffuser is to dry and set your hair, defining curls with minimal frizz."

    Since diffusers distribute airflow, it’s able to maximize coverage which, Taylor says, “is better and less damaging for your strands” than using a regular dryer or a concentrator nozzle that only flows in one concentrated direction. “The multi-directional airflow also gives your locks more volume and body,” she says.

    How Do You Use a Hair Diffuser?

    Before tackling your curls, Taylor recommends following this quick step-by-step guide for styling your hair:

    1. Detangle wet hair with a leave-in conditioner after washing. Follow up with a heat protectant (you can check out our favorites here) to guard your delicate strands from any heat damage.
    2. Add the diffuser attachment to the blow dryer and part hair into four sections.
    3. Add one section at a time to the diffuser by inserting hair, starting from the bottom and scrunching to mid-shaft or roots with low heat and low pressure. Using low heat and pressure is extremely important in order to not increase the risk of heat damage your hair.
    4. Rotate between sections every 25-30 sections until dry.
    5. Finish off with any oils or curl-defining creams as you see fit, and voilà!

      What to Consider

      Understanding Your Natural Curl Pattern

      Knowing your natural curl pattern will help you understand how your hair will turn out after using a diffuser. These attachments are meant to elevate your hair's natural body and bends, so don't expect ringlets when your hair naturally falls in subtle waves. Yes, you'll see more volume and definition, but hair diffusers aren't meant to do more than that.

      Since there are quite a few hair types, finding yours can be difficult at first, but our friends over at Good Housekeeping have a nifty curl pattern guide for you to check out.

      Assess How Long Your Hair Is

      ... or rather, assess just much hair you have. Curly-haired people know that shrinkage makes your hair look much shorter than it actually is, plus curly hair is naturally more voluminous than finer, straighter hair types. The easiest rule of thumb to follow is that the more hair you have, or the longer your hair is, the bigger the diffuser you're going to need.

      Now that you've gotten the 101 on how to use a hair diffuser and why they're so vital for getting those curls tamed to perfection, check out a few of the most impressive, top-rated diffusers that internet reviewers (plus four celebrity hairstylists) can't get enough of.

      Believe us: Once you use one of these diffusers on your curls, you're never going to air-dry ever again.

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      1
      Best Overall
      Bed Head Curls in Check 1875 Watt Diffuser Hair Dryer
      Bed Head
      Now 14% off

      Bed Head takes diffusing a step further with this innovative diffuser/dryer hybrid. Instead of a separate attachment designed for use on a traditional hair dryer, this has everything you need in one handy tool. 

      It features three different heat settings, as well as two different speeds, so you can truly customize your styling session.

      More: The Best Products for Fighting Frizz

      2
      Best for Defining Curls
      Segbeauty Professional Hair Dryer Diffuser Attachment
      Segbeauty

      Perfect for both long and short hair, this diffuser features 100-plus air outlets to distribute heat and prevent damage. We love the deeper bowl, too, which allows the dryer to get a better grip on your hair, making your curls even more defined.

      3
      Best for on the Go
      Sindy Curls Magic Collapsible Silicone Hair Diffuser Attachment
      SindycurlsMagic

      This affordable hair diffuser is lightweight, easy to use, and can fit a wide range of blow dryers. But the best part is that it's collapsible, making it the perfect travel companion. Plus, it comes with a convenient travel bag, so you can take it with you anywhere you please.

      4
      The Shine Booster
      Drybar The Bouncer Diffuser
      Drybar

      Drybar knows a thing or two about proper heat styling. In addition to controlling airflow for properly defined curls, this one also cuts down on frizz and boosts shine.

      Wedding hairstylist Senada Ceka says that this is one of her go-tos when she’s styling curls for its volumizing effect and shining results.

      5
      Best Budget
      Conair Volumizing Diffuser
      Conair

      An excellent budget buy, this Conair pick offers everything you'd want in a hair diffuser for less than 10 bucks. It works well with nearly any blow dryer and delivers frizz-free curls and waves in a flash.

      6
      Best for Volume
      T3 Soft Curl Diffuser
      T3

      T3 offers an amazing assortment of quality hairstyling tools, this diffuser included. It's specifically designed to provide proper styling for soft, defined curls. It features vented finger-like extensions to distribute heat gently and evenly, resulting in voluminous, soft curls.

      7
      Faster Drying Time
      Bio Ionic Universal Diffuser
      Bio Ionic

      This ultra lightweight hair diffuser from Bio Ionic features 12 air outlets for faster drying time. The diffuser itself was designed using natural volcanic minerals, which help your hair stay hydrated as you style it.

      8
      Universal Fit
      SindycurlsMagic Collapsible Silicone Hair Diffuser
      SindycurlsMagic

      This neon-green hair diffuser gets two thumbs up from us for one main reason: It has a universal fit, so you can pop it onto any blow dryer that you have. It's also collapsable for taking it on-the-go, and its silicone body won't burn your fingers when you're trying to take it off.

      This pick is easy to use, but it's also great for your hair: it works for just about any hair type to add volume and shine, and it cuts your drying time down.

      9
      Best for Bouncier Curls
      BaBylissPRO Italy Dryer Diffuser
      BaBylissPRO

      Another favorite of Ceka's, this hair diffuser lifts and separates hair while creating soft, bouncy curls without frizz. This snap-on attachment fits BaBylissPRO Volare V1, Portofino or Luminoso Dryers.

      10
      The Experts’ Favorite
      Dyson Diffuser
      Dyson

      Not one, not two, but three celebrity hairstylists (Cheryl Bergamy, Michelle Cleveland, and Michael Boychuck) that we spoke to for this article all praised the wonders of this diffuser from Dyson. This diffusing attachment has extra-long prongs to get deeper into your hair, cutting down drying time in half. 

      But the true magic of this diffuser lies within its meticulous engineering, which means that it disperses air evenly around your curls for a more defined, frizz-free, and voluminous look. 

      However, there is one drawback: This attachment only works on the Dyson Supersonic Hair Dryer, which costs a pretty penny (but is totally worth it if you have the cash to spend). Our very own news and trends editor, Caitlyn Fitzpatrick, is so in love with it that it made our list of our favorite hairdryers.

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