A versatile, multi use helmet that feels at home both in the city and on the trail, the Lazer Beam bike helmet has the style you want and the features you need to be able to take it anywhere. In mold construction bonds the outer shell to the foam layer to create a sturdier, more solid helmet. Autofit retention system automatically adjusts to your head, making the helmet quick and easy to fit. Adjustable head basket allows the back part of the Rollsys system that grips the back of the head to move up and down depending on your preference. 16 strategically placed vents keep your head cool and comfortable. CE CPSC certified. Weighs 9.7 oz..