Fly Racing Trekker Kryptek Conceal Helmet. Durable and lightweight polymer shell. Dual-density EPS liner - two layers of EPS, one softer and one slightly harder, combine to provide a more progressive impact absorption for different levels of impact. Optically superior clear face shield with anti-fog coating and durable hard coating for scratch resistance. 100% UVA/B protection up to 400 nanometers. Shield lock provides peace of mind, shield will remain closed in all conditions. Easy shield changes - quick, secure and toolless removal and installation. Visor and shield integration enables the shield in the raised position, to be fully hidden and out of the line of sight. Shield is designed specifically to accommodate goggles and goggle straps when in the closed position. Drop-down sunshade with anti-fog coating. Chin bar breath guard.