Dakine Forecast Mips Helmet Elevated protection, a modern aesthetic, recycled materials, and all the bells and whistles you could ask for. The Forecast features a hybrid design, blending an ABS upper shell for strength and a PC shell for lightweight performance, plus an in-mold design for lightweight durability. 14 active vents, 8 passive vents, and a PolartecA(R) Power Dry(TM) open cell padded lining keep you cool and comfortable as you tackle everything the mountain has to offer. Features and Benefits MIPSA(R) Brain Protection System reduces rotational motion to the brain in the event of a crash 30% Recycled ABS, 70% ABS injection molded hard shell 100% Recycled EPS foam liner 100% Polyester open cell padded lining FidlockA(R) magnetic strap buckle with one-handed operation 100% Polyester removable padded ear pads Audio system compatible Adjustable fit system dial Goggle strap holder 100% Recycled rPET webbing Strap Tracker with tactile goggle strap location points 14 active vents, and 8 passive vents CE EN 1077:2007 Class B Certification SHELL: 50% ACRYLONITRILE BUTADIENE STYRENE, 50% POLYCARBONATE EPS LINER: 100%EXPANDABLE POLYSTYRENE STRAP: 100% RECYCLED POLYESTER Sizing: XS/S, ML, LX, Weight: ML 1.21lbs [0.55gs]