Alpinestars - SM3 Helmet - Heat - Gloss White/Purple/Pink Top Cases and collar for ease of

and collar for ease of use

adaptivity

This allows the bag to be mounted onto the fender strut with a turn of the hand via an integrated lock mechanism

these liners provide a secure and reliable barrier against the elements

antibacterial

Alpinestars - SM3 Helmet - Heat - Gloss White/Purple/Pink Top Cases and collar for ease ofVaried thickness shell construction for optimized protection and light weight 6 piece EPS liner with three different densities Polished inner EPS liner with special coating to reduce friction with comfort liner for rotational impact management One outer shell and two inner EPS liner sizes, with optional + 5 mm cheek pads for a tailor made fit Breakaway visor