MTB HELMET: stylish mountain bike helmet with cool designs - ideal for off-road riders with skills who are out and about on adventurous trails MULTI-SHELL IN-MOLD: Inner shell made of rigid foam (EPS) is foamed into several PC outer shells - making the helmet both shock-absorbent and impact-resistant at the same time FIT: The Zoom Ace MTB adjustment system allows the helmet to be customised to the cyclist's head circumference PRODUCT DETAILS: Unisex helmet for adults, incl. flat TriVider strap distributor - size in centimetres corresponds to the wearer's head circumference FOR PLAIT WEARERS: height adjustment system at the back of the head allows space for a plait