The Giro Women's Sonnet Bike Helmet offers amazing fit and performance for riders who enjoy great routes as much as a swift pace. The slim shape offers impressive ventilation thanks to 25 Wind Tunnelvents and the comfortable convenience of the adjustable Roc Loc® 5 fit system. And with the light weight and durability of In-Mold construction, it wont weigh you down.
- Women's Series collection, offering an amazing fit. Super Fit sizing system is based on a human scale factors data and over 25 years of handcrafting helmets. Roc Loc® 5 allows you to easily custom tune the fit tension and the fore-aft tilt of the helmet in seconds using a single hand. In-Mold Construction fuses a tough polycarbonate outer shell with the helmet's impact-absorbing foam liner. Slim shape and impressive ventilation 25 Wind Tunnel vents
- Tech Specs
- Construction: In-Mold polycarbonate shell with EPS liner Fit System: Roc Loc 5 Ventilation: 25 Wind Tunnel vents