The Stash is the freeride helmet that keeps things low-profile and discrete from the peak to the park and everything in between. No bolt-on visors or chunky ventilation sliders. It protects your head, fits great, and looks great doing it. Get a K2 Stash helmet and head out on the hill.Specifications:- Product Weight: 380g- Helmet Certification: Snow Certified,bike CertifiedTechnologies: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.Convertible Full Wrap Liner- Same coverage as our Full Wrap liner but can be easily removed, leaving the fit system and minimal padding to accommodate a thin beanie under the helmet or for maximum ventilation on warm days.360 K2dialed- The 360° K2Dialedâ„¢ Fit System is an evolution of the K2Dialedâ„¢ Fit System, delivering unparalleled comfort around your entire head. An intricate web design results in 360 degrees of even pressure distribution for a secure and snug fit that you customize with the twist of a dial.Magnasnap Goggle Clip:- Magnetic retention clip that easily flips up and over your goggle strap for a secure hold that you don’t have to fumble for.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 (cpsc + En):- Certified for cycling by the Consumer Product Safety Commission and the European Cycling Standard.