The SE5 Carbon features an optimized layup carbon shell, lightweight titanium d-rings, dual-density EPS, in-molded MIPS brain protection system, EPP chin bar liner with collarbone suspension system, quick release XT2 3D cheek pads and an X-Static / XT2 washable liner, and smart shear plastic visor screws for easy impact break-away.Shell Material – Fiberglass/Carbon Fiber and 3 Shell SizesRotational Device – MIPS IntegraImpact Liner - 3 PolyCarbonate Dual Density, Blue/Black EpsComfort Liner – X- Static/ XT2Cheekpads – Quick Release 3DInner Chinbar – EPPD-Rings – TitaniumCertifications – DOT/ECE, ECE (EU)EPP Collarbone ReliefDirectional Ventilation GillsBreakaway Plastic Visor ScrewMIPSMIPS (Multi-Directional Impact Protection System) is a specialized helmet safety technology that is now being used in the top tier of off road helmets in order to greatly lessen the chances of traumatic brain injury.By integrating an engineered low-friction layer into the liner of the helmet, MIPS enables a relative sliding motion between the head and the helmet so angular and rotational impact forces are absorbed and deflected.Since most head impacts occur at oblique and unpredictable angles, helmets with MIPS Technology are able to offer better protection than helmets without.