Loosely based upon the leather “hairnets” that cyclists used to wear before protection was a priority, we took their ventilation and classic style and incorporated them into a modern helmet design that combines aerodynamics, weight, aesthetics, and ventilation—the Airnet with MIPS. For helmets sold in the U.S. and Canada: Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older. Ultra-light Mindset micro-dial fit system with height adjustability for the perfect fit.4th Dimension Cooling System with deep internal channels, large vents, and aligned exhaust ports.Composite matrix internal reinforcement allows larger vents for enhanced cooling.drirelease® Merino wool pads for increased comfort and sweat/ temperature management.Thin, soft, and lightweight 4X DryLite webbing won’t stretch out with sweat or water.Tri-Fix web splitter for improved comfort and ease of strap adjustments.Instrap webbing system for ultra-light construction and security.Reflective decals for increased visibility in low-light conditions.MIPS-equipped.This product no longer supports ANGi