ALPINESTARS SM3 Helmet - Heat - Gloss Yellow Fluo/Black - 2XL 8301026-5011-XXL 104-0029 Aerodynamic shell design constructed using

Aerodynamic shell design constructed using advanced poly alloy plastic for light weight and strength

PRO-XLNEO12MB Product Manual

2) Uni-directional carbon composite layer that gives significantly greater radial strength around the shell

Touchscreen compatible fingertip on index finger

We professionally open each housing

ALPINESTARS SM3 Helmet - Heat - Gloss Yellow Fluo/Black - 2XL 8301026-5011-XXL 104-0029 Aerodynamic shell design constructed usingVaried 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