Retrospec Traverse H1 2 In 1 Convertible Ski Snowboard

New, Retrospec Traverse H1 2 in 1 Convertible Helmet with 10 Vents ,Matte Carrara , Small  51-55cm * Certified ABS  exterior and an EPS interior *  10 rectangular vents  * the inside is lined with a fleece netted cap to wick away moisture and to keep you warm * ergo knob adjustable dial is a simple one hand twist  dial that tightens and loosens the framework built into the helmet for a customized fit * safety certificate for ski helmet EN1077-2007.