Louis Garneau - Edge Bike Helmet Features in-mold construction with 22 vents, inside evacuation channels, and MSB technology for enhanced protection. Spiderlock SL II stabilizing system provides a customized fit. Airdry padding is washable and sealed for enhanced durability. Features Steplock adjustment straps attached to the outside of the helmet for increased comfort and a removable visor. Meets CPSC, ASTM, CEN, and AS safety standards for biking. Weighs 285g (10oz).