Alpinestars Nucleon Protector Size:L and Hi-Viz

and Hi-Viz

you know you're getting the perfect fit

0 Carbon Fiber Helmet with a new hand lay-up carbon composite construction that's lighter

is all in the fit

Alpinestars Nucleon Protector Size:L and Hi-VizFEATURES Hybrid technology Alpinestars' Nucleon Cell and Flex technologies providing ventilation and flexibility Ergonomically contoured dual zone outer shell Advanced polymeric blend with a solid cell structure core framed by a more flexible 3D cell structure Nucleon Flex technology layer on the central back zone More protection coverage in critical area Lightweight, ventilated and ultra comfortable technology Rigorously tested and certified for