Alpinestars - SM-5 Helmet - Rash K-Type-Wheel Caps Alpinestars brings airbag technology to

Alpinestars brings airbag technology to commuters and urban dwellers with the new over-the-jacket Tech-Air 3

iFOM (Integrated Foam) construction throughout for added protection and durability

78L jug of concentrate fragment

along with a MOLLE attachment made from durable hypalon

Alpinestars - SM-5 Helmet - Rash K-Type-Wheel Caps Alpinestars brings airbag technology toThe SM5 helmet has been designed to provide MX riders with a helmet that is safe and purposefully designed to deliver optimal protection and comfort. The lightweight SM5 helmet features a thermo injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight, while the five density EPS liner ensures the correct density in the