GMax GM35 Derk Half Helmet FRENCH_TEST Soft poly foam surrounds the

Soft poly foam surrounds the ankles and collar offer comfort and shock absorbing performance

including how fast you should go at a certain wind angle and speed — so you know whether you need to adjust sail trim

Liner with a special anatomical design made of thin

they're cut from lightweight and flexible materials which anticipate your every move

GMax GM35 Derk Half Helmet FRENCH_TEST Soft poly foam surrounds theLightweight Polycarbonate DOT approved helmet. New High Tech CoolMax interior wicks away moisture from the head, keeping you cool and comfortable. Padded Chin strap. Attachable short bubble visor. Adjustable forehead vent for increased ventilation. Removable zip out rear neck curtain for added warmth. Rear neck curtain has built in speaker pockets.