POC Crane Cycling Helmet - Hydrogen WhitePOC Crane Cycling Helmet Hydrogen White Lightweight helmet, constructed in two different densities, with EPS lining inside, for maximum comfort and impact protection. The thicker shell considerably improves the helmet's durability. It incorporates a unique adjustment system for maximum helmet customization. In mold construction. Ultra strong outer shell to prevent dents. Helmet core in 2 densities, stiffer on the outside for protection from stronger