The Ultrax is going big, with features and style ready for your nearest patch of dirtModern shape with low coverage at the rear, autofit retention system, integrated rear reflector, adjustable visorPerfect for trail, commute and enduroRatchet adjustable visor is quick to tweak for best sun, rain or branch protectionAutofit system is an automatic fit system that delivers equal and constant tension by eliminating the need to manually adjust helmet retention: simply pull the helmet on, and the front and rear baskets of the helmet will adjust themselves to provide a great fitSimply buckle up and tweak the strapsIn-mould (2-piece) constructionWeight for a size medium 290 gSize: Medium 52-57 cm, Large 59-61 cm