Dial in the perfect fit with the K2 Phase helmet, now available with a MIPS liner for increased protection. Subtle contouring and perfectly placed Active Matrix ventilation combine for under-the-radar styling, functional fit, and supreme comfort.. MIPS PROTECTION: MIPS is a protection system integrated into select K2 helmet models that can offer increased protection in falls. HARD SHELL CONSTRUCTION: Hard-shell helmets are built to last and will look great no matter how many trips they make in and out of your gear bag. ACTIVE MATRIX VENTING: Climate control at the flip of a switch. Active Matrix venting allows the user to easily regulate the airflow of the helmet's venting system. FULL WRAP LINER: A comfortable, washable, full-coverage, and breathable liner design wicks moisture to prevent overheating and seamlessly integrates K2's fit and audio systems. K2DIALED FIT SYSTEM: The K2Dialed Fit System creates a custom-fitting helmet no matter what your head shape is. An ergonomically inspired three-point adjustable interface maximizes fit and customization with the twist of a dial. SNOW CERTIFIED (F2040 + EN1077): Exceeds the US standard ASTM F2040 Standard Specification for Helmets Used for Recreational Snow Sports and the European standard EN 1077 Helmets for alpine skiers and snowboarders