Triple 8 brainsaver dual certified helmet blue rubbertriple eight is proud to introduce its all new dual certified cpsc bike astm skate brainsaver helmet w eps liner the new brainsaver boast a streamlined look on the classic brainsaver shape but the changes dont stop there construction of the eps liner was engineered so that it complies with us cpsc safety standard for bike for ages 5 and astm f 1492 08 safety standards for skateboarding and trick roller skating the shape of the insid