A best-selling Brand in Europe, for 2011, Nitro releases the Hellrazor helmet into the U.S. marketplace. This $129.95 helmet boasts a custom-designed, aerodynamic, fiberglass weave-constructed shell optimized for improved air circulation and filtration. It gets adjustable chin ventilation as well as dual air exhaust ventilation, allowing for ultimate heat dissipation. An injection-molded, quick-release 3D visor gets an anti-scratch coating, and riders will appreciate the fully removable and washable liner system by Coolmax.