Troxel Avalon Riding helmetModern adn sleek helemt with bold metal vents and latest fit technologyLow profile helmet offering a combination of athletic styling and innovative designavailable in sizes: S (6 5/8 - 7), M (7 -7 1/4), and L (7 1/4 - 7 3/8)Matte Duratec finishSureFit Elite Fit systemFlipFold removable and washable headliner with Air-channel technologyASTM/SEI-certified Black04-258The Avalon is a modern and sleek helmet with bold metal vents and the latest fit technology. With performance features, this low profile helmet offers a perfect combination of athletic styling and innovative design. Available in sizes S (6 5/8 - 7), M (7 - 7 1/4), and L (7 1/4 - 7 3/8), the helmet features a Matte Duratec finish, SureFit Elite fit system, FlipFold removable and washable headliner* with Air-Channel technology, and is ASTM/SEI-certified.