The Phase™ cycling helmet from GIRO® is compact, cool, and durable enough to handle even the most daunting climbs. It's a great value for riders who want high-profile performance in a low-profile design.
Get your new GIRO® bike helmet today from Sports Authority.
In-mold construction fuses a tough polycarbonate outer shell with an impact-absorbing foam liner
Single-handed Acu Dial™ system for quick and easy adjusting