New Retrospec Comstock Ski Snowboard Helmet for Adults - Size Small White Retrospec Ski Snowboard Model: Comstock Adult Small - 52-55 cm White BREATHABLE DESIGN: Comstock?s netted mesh cap and 10 vents provide the ultimate temperature regulation while keeping you calm, cool and collected no matter the temp. OPTIMAL PROTECTION: Stay protected on the slopes and wear our durable ABS exterior shell and EPS foam interior helmet. Retrospec helmets are here to provide you, the rider, with top-of-the-line quality and protection. ADJUSTABLE FIT: Ergo knob adjustable dial is a simple one-handed twist dial that tightens and loosens the framework built into the helmet for a customized fit. Tighten it up for warmer days or loosen it if you need to toss a beanie underneath on chillier descents. SIZING: To determine the correct helmet size, wrap a measuring tape around your head. The tape should rest just above your ears and remain level around the circumference of your head. Small: 52-55 cm Medium: 55-58 cm Large: 59-62 cm INCLUDES: The Comstock skiing and snowboarding helmet includes a goggle clip to keep eyewear attached plush earmuffs for warmth and protection. Selling AS-IS Shipping Insurance Included Listing and template services provided by inkFrog