It’s the best-kept secret in the helmet game today. With integrated headlamp clips, a BOA fit system, and tons of ventilation options, you’ve got everything you need for those all-day backcountry adventures. But here’s the kicker: it only weighs 320 grams. So there’s a reason some of the best ski mountaineers choose the Route.Specifications:- PRODUCT WEIGHT: 320gTechnology:In Mold Construction:- K2’s premium construction for an ultra-lightweight performance features an EPS liner molded directly to a polycarbonate shell. The result is construction so light that you’ll forget you’re wearing a helmet.Passive Channel Venting:- Channels on the inside surface of the EPS direct air-flow between your head and the helmet, removing moisture and excess heat for all day comfort.Heat Sealed + Molded Earpads Liner:- Lightweight and low profile earpads that don’t muffle sound or trap heat while still providing great protection.Boa® Fit System 360:- All the benefits of the 360 K2dialed Fit System with the precision and quality you expect from BOA® Technologies.Powfly Helmet Cover:- Waterproof breathable cover for Route for added protection against the elements of winter weather- Removeable Headlamp Clips- Customized fit for tool-free, on-the-go versatility.Removable Ear Pads:- Ability to easily remove ear pads for reduced bulk while retaining the fit system.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.Bike Certified:- Certified for cycling by the Consumer Product Safety Commission and the European Cycling Standard.