Black Diamond Vision Helmet MIPSThe most durable foam helmet in the Black Diamond line up, the Vision MIPS helmet features an EPP foam, EPS foam puck, and polycarbonate shell, which keeps the dings and dents at bay, as well as cutting edge MIPS (Multidirectional Impact Protection) technology. The MIPS system is designed to add protection against the rotational motion (or kinematics) transmitted to the brain from angled impacts to the head. This added protection system has been