The Bell Womens Endeavor MIPS Helmet is a great introductory racing helmet when you want great ventilation and a lightweight design without spending breaking the bank. These helmets have a Fusion Polycarbonate Shell combined with the Internal Nylon Roll Cage featuring MIPS Technology for added protection. There are 19 vents equipped into the Overbrow Ventilation System. The Float Fit System is an easy to use multidimensional adjustment system to make sure you have a perfect fitting helmet from start to finish. The Lightweight Kit has extremely comfortable webbing that resists the absorption of sweat while you ride. Only weighs 288 grams.