The Register II brings the style of Giro's highest-end road helmets into this lightweight in-mold helmet adding a removable visor and an adjustable fit system to create a best-in-class recreation helmet. Six years ago Giro set a new standard in quality look and feel in a recreational helmet with the original Register. The Register II takes this to the next level by bringing styling and venting of Giro's highest-end road helmets into this lightweight in-mold helmet. With a removable visor an adjustable fit system Evolve Core rotational energy management system the Register II is a best-in-class recreation helmet. Certifications and Weight CE EN 1078 Material Composition 55.8% EPS; 16% PC; 13.8% PP; 3% Nylon; 1% POM; 6.8% Polyester; 1% PU; 2% fiber glasses