Giro Phase Mountain Bike Helmet

The Giro Phase Mountain Bike Helmet is compact, cool, and durable enough to handle even the most daunting climbs and rock strewn ribbons of single track. And it's a super value for riders who want high profile performance in a low profile helmet. Acu Dial 2 Giro's Acu Dial 2 fit system offers the convenience of single handed adjustment, plus variable fit belt anchor points providing a brilliant fit and feel. Acu Dial 2 is slim, durable, and even ponytail compatible. Super Fit Engineering A great helmet is so comfortable that once it's on, it virtually disappears. Giro's proprietary three size Super Fit system is based on human scale factors data and over 20 years of crafting helmets for the best bike riders in the world. The result is pure Skull Hugging LuxuryTM, a helmet that fits 98% of the world's population, yet looks and fits like it was custom made just for you. Suggested Use: Recreational MTB, MTB Trail Ride, Touring, UrbanCommute Construction: In mold EPS liner, polycarbonate shell Fit System: Acu Dial 2 Ventilation: 27 vents