Nine Helmet is built to the nines. It boasts an in-mold construction, which combines a super sturdy polycarbonate shell with an impact-absorbing foam liner, offering excellent durability and protection. Its Super Cool™ vents kick out stale air, while pulling in fresh air, and Thermostat™ ventilation control gives you power over airflow through the use of a low profile button. Find your perfect fit using the glove-friendly In Form™ fit system, which utilizes a dial for easy adjustment and a gap-free fit. Perfect your gear setup with the Giro
In-Mold Construction - Fuses a tough polycarbonate shell with an impact-absorbing foam liner, allowing for lighter weight helmets with superior venting.
Super Cool™ Vents - Super Cool™ vents pull cool, fresh air into the helmet while pushing heat and stale air out to help regulate your core temperature and keep you feeling fresh all day.
Thermostat Control - Thermostat™ ventilation control allows you to custom tune the airflow through your helmet instantly with a simple, low profile button on the outside of the helmet.
Stack Vent™ - Stack Vent™ aligns the center top vent of the helmet with the center vent of your goggles to help eliminate fogging while maintaining total helmet and goggle integration.
In Form™ Fit System - An ergo-friendly dial at the base of the helmet provides up to 6 cm of adjustment and can be easily adjusted with gloves on. The vertical tuning feature accommodates different goggles and head shapes for a gap-free fit.
Compatible with all aftermarket Giro audio systems
Seamless compatibility with all Giro goggles
Compliance - ASTM F2040-11 / CE EN1077
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Giro products can only be shipped within the U.S.