Integrated Design: OutdoorMaster Aegis snowboard helmet with integrated visor form a unified protection system, engineered for unmatched stability, wind-free comfort, and fog-resistant panoramic vision—so you can focus purely on the ride Optimal Protection: Ski helmet is built with an impact-absorbing and durable ABS shell and high-density shock-absorbing EPS foam lining, offering reliable protection for skiing, snowboarding, and skating enthusiasts of all levels Customizable Fit & Comfort: Snowboarding helmet delivers adaptable warmth through its detachable thermal lining, earmuffs, and padded chin strap. The adjustable dial and strap ensure a secure, personalized fit. Its lightweight construction minimizes head pressure, enhancing your focus and enjoyment on the slopes Excellent ventilation: Snow sports helmet is designed with an adjustable top vent switch and multiple vents. Cooperating with the visor can effectively prevent cold air and maintain a warm and comfortable skiing experience Sizing Guide: Measure around your head just above the eyebrows and ears using a soft tape. Medium: 21.65-22.83 in (55-58 cm), Large: 22.83-24.02 in (58-61 cm). Choose the right size for a secure and comfortable fit that stays in place UPC 198387033411 Size Medium Color Dark Blue Brand Name OutdoorMaster Model Name SH-888 Manufacturer OutdoorMaster Inner Material Expanded Polystyrene Outer Material Polycarbonate (PC) Additional Features adjustable Age Range Description The Recommended Age Grading: 5 Years and Older Recommended Uses For Product Skiing, Snowboarding