Stay a step ahead with a helmet that includes the latest safety features to keep up with fast-paced skills progression. The Smith Descend Jr. Helmet combines Mips and zonal Koroyd for enhanced energy-absorbing impact protection. An adjustable dial fit and venting makes for on-the-fly fit and temperature regulation. Add the plush liner and a lightweight, durable shell, and you've got the helmet that inspires confidence on all fronts. Features: Ionic+ antimicrobial lining offers sweat-activated odor control Regulator climate control offers easy, one-handed vent adjustment 14 vents Plush, fuzzy lining adds warmth and comfort Youth-specific, removable Snapfit SL2 ear pads add warmth Weight (Size M): 16oz / 450g Protection: Lightweight in-mold construction fuses the exterior shell and EPS foam for a one-piece design that's lightweight and durable Zonal KOROYD coverage for lightweight, energy-absorbing and ventilated impact protection Equipped with Mips safety system Certification: ASTM F 2040, CE EN 1077:2007 CLASS B Fit/Integration: Designed for ultimate integration with Smith goggles for maximum comfort and venting AirEvac ventilation system integrates with Smith goggles for fog-free lenses Adjustable dial fit for easy, on-the-go size adjustment