The most advanced impact management system Cascade has ever Created. The dual SevenTech and PoronXRD liner system address both high and low energy impacts.A HardTail SPRfit system, combined with custom jaw pad options, gets you dialed into a 360-degree fit with micro-adjustment on the fly.The exclusive SuperMono R Shell, R-Series chin and mask stretches your periphery while creating a more rigid system for frontal impact. Other features include SevenTechnology™ Liner System, PoronXRD™ Foam, and HardTail SPRfit.