Z1R F.I. Lumen MIPS® Helmet. Helmet is equipped with MIPS® technology. Multi-density EPS liner for impact absorption. Injection-molded polycarbonate shell is lightweight, compact and strong. Nine intake and three exhaust vents feed into the internal air channels providing excellent ventilation. Unique friction hinge visor is easily adjusted and secured on the fly. Extra-large eye port for excellent field of vision. Fully removable moisture-wicking liner and cheek pads. Nose guard provides excellent coverage from roost and is removable. Two shell sizes and two EPS sizes engineered for optimum fit. DOT and ECE approved.