Custom built using a lightweight E.C.E/DOT certified, thermo-poly alloy shell, The Speed and Strength¨ SS2400 Solid Speedª helmet features a single action removable chin bar, air strikeª direct course ventilation system and tri-techª adjustable 3-stage visor. To keep things comfortable, weÕve included a removable and washable moisture wicking liner. As a bonus, the Solid Speedª SS2400 helmet comes equipped with clear and dark tinted shields.