Giro Sutton MIPS Urban Helmet- 2015 Full-wrap In-Mold Polycarbonate Shell reinforces the area around the vents and ribs, creating a one-piece exoskeleton, which allows the helmet to be lighter, more durable and better ventilated than traditional designs MIPS technology reduces the rotational impact that can result in certain types of impacts by introducing a &quot;floating&quot; layer between the outer shell and inner foam core. Impact absorbing EPS liner adds reinforcement in crucial areas 8 large vents provide superior ventilation and cooling comfort