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About Giro Nine.10 Snowsport Helmet

Closeouts. Celebrating 10 years since the original Nine transformed helmet style, Giro's Nine.10 snowsport helmet continues the tradition of outstanding fit and smooth performance in all weather conditions.


Specs about Giro Nine.10 Snowsport Helmet

  • Fit system: In-Form
  • Construction: In-Mold technology
  • Ventilation: Open
  • Number of vents: 14
  • Winter: ASTM F2040
  • Weight: 14 oz.
  • Material: (expanded polystyrene) liner
  • Recommended use: Snow sports
  • Made in China
  • Visit our Helmet Guide
  • US shipments only


Do you own this product? Write a review and help others with their buying decisions!

4.571428 5 Overall Rating: 4.6 Based on 7 reviews

Most Helpful 5-Star Review

Price/Quality are a Hit!
Verified Buyer Reviewed by Lori from Michigan on Friday, December 19, 2014
We sized a different Giro helmet locally and this fit exactly the same for much, much less!! Couldn't believe the quality for the price we paid.
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Question & Answer

Questions about this product? Get answers from community and staff experts.

  • “Can you put earphones through it”
    Asked by Drew from Colorado on 1/5/2018 2:44:00 PM
    • These are not audio compatible.
      Answered on 1/11/2018 2:36:03 PM by Product Specialist from Sierra Trading Post
  • “Is this helmet compatible with Giro TuneUps audio headphones? In other words, does it allow for the built in speakers to be installed in the ear part?”
    Asked by Mariem from Texas on 12/17/2014 9:59:14 PM
    • Sorry, I don't know the answer to your question.
      Answered on 12/18/2014 11:10:08 AM by Oldflynn from Minnesota
    • Yes
      Answered on 12/19/2014 1:48:11 PM by Wei from NJ

About Giro

Over the past three decades, Giro has grown to become a household name in bike helmets, ski helmets and high-performance optics. Available in a wide assortment of models and price points, Giro helmets are built to protect the craniums of weekend warriors and professional athletes alike. From super-aerodynamic triathlon helmets to full-face MTB lids, Giro bike helmets are some of the most technologically advanced in the industry. On the slopes and in the backcountry, Giro ski helmets provide a seamless blend of impact-protection, warmth and sleek aesthetics, all in a lightweight package. Already love this brand’s sport helmets? You’ll be equally impressed with Giro goggles, gloves and cycling shoes, too. Exceptional design. Elite protection. That’s Giro.