The Bern Macon 2.0 MIPS Bike Helmet is a superlight helmet for biking without the extra weight. Hard shell protection plus MIPS Technology. Shield your head and the brain inside it before an accident happens. A low-profile, clean look you can count on while riding like the wind. Features of the Bern Macon 2.0 MIPS Helmet ALL SEASON: Pick the model that best Fits your style and customize your helmet with our range of seasonal upgrades. QUICKMOUNT LIGHT COMPATIBLE: The Quickmount Asteroid is a micro-USB rechargeable bike light. It is easily fastened to the two-hole mount located on the rear of the helmet?s shell. EZ-Fit: Like it's name this system is EASY! A no fuss elastic system auto adjusts to the perfect Fit everytime, just put it on and ride! MIPS: Multi-Directional Impact Protection System. Designed to protect against rotational violence to the brain caused by rotational impacts. VENTS: 12