It gives you deep coverage and ventilation thanks to 17 vents with internal channeling to keep you cool and comfortable on those long trail rides. While the Roc Loc® 5 fit system gives you the perfect fit, which is important for both safety and comfort. The Giro Source MIPS is a high quality MTB Helmet that does everything well - safety, comfort, ventilation and style.

Features

• Integrated MIPS® brain protection system
• Adjustable moto-style screw-in visor
• Coolfit padding
• Full-wrap In-Mould polycarbonate shell with EPS liner
• Roc Loc® 5 MIPS Fit System
• 17 Vents and deep internal channeling. 

Sizing

• Small: 51-55cm
• Medium: 55-59cm
• Large: 59-63cm.