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Shark FlexStyle Round Hot Air Brush Attachment for Blow Dryers, Hair Styling Tool for Straight, Wavy, Curly, and Coily Hair, Stone

Based on 656 reviews
Condition: New
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$39.99
Save $29.01 was $69.00

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Availability: Only 2 left in stock, order soon!
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Arrives Oct 28 – Oct 29
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At a glance

Condition
New
Color
Stone
Style
Round Brush
Model
XSKHD4RBA
Dimensions
3.25 x 3.25 x 5.5 in; 3.84 oz

Features 5

  • STYLE WHILE YOU DRY: Attach the Round Brush to the Shark FlexStyle to smooth, defrizz and add volume & bounce, while delivering powerful airflow.
  • STYLE YOUR BANGS AND LAYERS: Includes a combination of smoothing boar & nylon bristles that grab, smooth & defrizz, while delivering volume & bounce.
  • FOR ALL HAIRKIND: Works for all hair typesstraight, wavy, curly, and coily. Best on short hair, medium-length hair, and bangs.
  • NO HEAT DAMAGE: Attach to the Shark FlexStyle for styling and drying with no heat damage.

Description

The Shark FlexStyle Round Brush dries as it styles with powerful airflow, bringing your hair’s shine & volume to a new level. Includes smoothing boar & nylon detangling bristles to grab, smooth, and defrizz, while delivering bounce.

Specs 3

Product Dimensions 3.25 x 3.25 x 5.5 inches; 3.84 ounces
Item model number XSKHD4RBA
Manufacturer SharkNinja

Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Oct 28 – Oct 29

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


Your hair will thank you!
Color: Stone Style: Round Brush
Love this product! It fits perfectly on my shark blow dryer. It gives me the perfect volume and style! Definitely a great investment.
Reviewed in the United States on September 19, 2026 by Amazon Customer

Works
Color: Stone Style: Round Brush
Fits perfect. Does the job
Reviewed in the United States on September 20, 2026 by Amazon Customer

Terrible product
Color: Stone Style: Round Brush
UPDATE 4/5/2025 — I am so mad about this product. I did mention it wasn't the best quality, but I had no idea it would damage my unit. I was using it one day and it overheated my flexstyle. I turned it off, and allowed it to cool off, when I went to use it again, it would last less than a minute on before it would overheat, and it would make a sound like something was broken. I washed the attachment and let it dry for a whole day, went to use it again and it did the same thing. Thankfully, my flexstyle still had manufacturer's warranty, so I was able to get a new one from Shark, but I ended up throwing away this attachment because I didn't want it to fry my new one. -------------------------------------------------------- I bought this product for the first time a little over a month ago. After using it around two times I noticed that the attachment felt loose which wasn’t the case with the other attachments I own. I requested an exchange, thinking it was the product sent. Only to get the new one and it just felt the same way. I’m honestly scared it’s going to break and considering the flexstyle was already an expensive product, spending $30 more for something that's going to break isn’t a good thing. The bristles also fall out a lot. I feel like I’ll need a new one in around 6 months from the amount of bristled that fall off. This attachment needs to be fixed. I’m definitely not pleased with this purchase. ... show more
Reviewed in the United States on April 28, 2024 by Steph

Great addition to shark hairstyler
Color: Stone Style: Round Brush
Great addition to my shark hairstyler
Reviewed in the United States on August 2, 2026 by shannon

Must have!
Color: Stone Style: Round Brush
⭐⭐⭐⭐⭐ I love the Shark FlexStyle Round Hot Air Brush Attachment! It makes styling my hair so much easier and gives me a beautiful salon-style blowout at home. It adds volume, smooths frizz, and creates soft waves and curls without needing multiple tools. The brush glides through my hair easily and helps reduce drying time while leaving my hair looking shiny and polished. ... show more
Reviewed in the United States on July 16, 2026 by Melanie Innovember

If you have the dryer, and have shorter hair, you need this!
Color: Stone Style: Round Brush
The other oval brush that shark flex style used to have is not super great for shorter hair. I have thick, neck-end length hair and I'm so glad shark listened to feedback and created this actual round and smaller brush attachment! It also helps dry the roots better! My hair looks so awesome after using this. It takes me ~20 mins to finish doing my hair from fully wet to beautifully styled. If someone is new to using a round brush hair dryer, take small chunks and take your time, use the cool shot once your hair section is fully dry to set it, you will get better with time, my hair looks just as nice (if not better than) a salon blowout. Cons: plastic bristles are kind of long and poke your head, but not a big deal. Also, I wish they had this one available and I wouldn't have bought the larger, oval brush attachment - that one is better for longer hair. ... show more
Reviewed in the United States on February 14, 2025 by Ms. Mango

Good size but not that durable.
Color: Stone Style: Round Brush
This attachment is the perfect size for me because I have shorter hair but it doesn’t seem to be as durable as the standard attachments that come with the dryer. From the first time I used it, it would get pulled out no matter how big of a section of hair I used on it and when it is attached it wobbles a lot. I can see myself replacing it very soon, which I don’t want to do, but like I said it’s the better-sized brush than the standard oval brush. ... show more
Reviewed in the United States on May 21, 2026 by Yafa Elmasri

Fits perfectly, produces a good result. Bristles fall out too often.
Color: Stone Style: Round Brush
I'm very pleased with the results I'm getting from the Shark FlexStyle in general. I purchased this as an add-on because the oval brush that is included with the dryer usually doesn't meet my needs. I think this additional brush works and fits well but it could have a better price point. I think it's worth about $10 less than what I chose to pay. I am giving this a 4-star instead of 5 stars because - on the products I have ordered - all the Shark FlexStyle attachments that contain bristles lose their bristles pretty easily. I've lost one or two single bristles every time I've used the dryer. I found this surprising and disappointing, considering the prices they're charging for everything in the line. I definitely don't want to complain about the whole thing: make no mistake, the dryer works very well and the attachments are easy to use. ... show more
Reviewed in the United States on May 16, 2026 by D
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