Giro Source MIPS Bike Helmet Size:Large high-frequency welded seams and a

high-frequency welded seams and a splashproof secure locking closure

The twin head Schrader/Presta system is one of the best on market

no need for inbuilt mounts or fiddly axle mounting

PEAK RUNTIME: 60hrs

Giro Source MIPS Bike Helmet Size:Large high-frequency welded seams and aThe Source Mips helmet combines advanced performance and protection in a rugged, trail ready design. The Source Mips helmet combines advanced performance and protection in a rugged, trail ready design. Featuring deep coverage with aggressive ventilation from 17 vents coupled with deep internal channeling, it helps keep things cool even when the riding gets rowdy. And with the comfort and secure feel of the Roc Loc 5 Mips fit system with Integrated