Oakley Small Helmet - Tight Fit Likely: Features BOA 360 adjustability. Warning: This Small size is frequently reported as running small. See size guide and think about ordering larger. Certified Impact Protection (ASTM F2040, CE): Designed with an advanced structure and certified to meet ASTM F2040 and CE safety standards, this helmet provides enhanced impact protection for high-energy snow sports. Lightweight & Ventilated for Performance: Engineered for comfort and durability, this lightweight helmet features dura-matter construction and strategic ventilation, keeping you cool and protected while skiing or snowboarding. Complete Helmet Care Kit Included: Comes with an Oakley helmet bag, Oakley sticker, and a kit including cleaning solution and cloth to maintain your helmet's peak condition. Peace of Mind Warranty: Enjoy confidence in your purchase knowing this Oakley helmet is covered by a warranty against manufacturing defects. A lightweight and low-profile design inspired by the classic skate-style helmet. The MOD1 delivers simplicity with premium functionality for wherever your on-mountain adventures take you.