Class E-rated helmet from Kask. Retaining all the comfort of your current beloved Kask, the new Zenith Air features strong nylon removable lamp carrying clips, an "Eco-Leather" chin pad with Eco-Leather chinstrap - both anallergic and washable - and a Sanitized treatment that acts as an internal deodorant counteracting the development of unpleasant odors. Just like rubbing deodorant on your stinky dome! High-tech 3D fabric dries very quickly, helping to wick moisture away from your head.