Smith Forefront 2 MIPS HelmetReady, set, rail. The award winning Smith Forefront mountain bike helmet has your back (and front, and sides) thanks to MIPS and complete Koroyd impact protection. Designed to work with goggles or sunglasses, the helmet vents warm air, eliminating foggy lenses so you'll feel confident even if your line of sight is less than ideal. And when your palms start to sweat right before you drop in, you'll stay cool thanks to a full 20 vents that keep the air