The Oakley Mod5 MIPS helmet provides comfort and protection. Durable Duramatter housing resists dings and dents when driving through narrow trees , and MIPS technology absorbs rotational forces during impacts off-center. Adjustable top vents close on arctic runs in mid-winter and open wide on mild spring laps providing comfort throughout the season. Besides Polartec Power Grid lining and ear cushions wick away moisture during intense charging and provide an even easier fit in backpacks.