Add an extra layer of safety to your bike ride with this Challenge helmet. This in-mould helmet is designed to be strong and protect your head in case of any potential accidents and is made from polycarbonate and polystyrene. Designed in red and black it has adjustable straps that are fastened together under your chin for a comfortable and unique fit. High end quality and safe with CE EN testing. 27 air vents. Adjustable dial fitting. Head size from 55 to 60cm. Foam padding. Quick-release buckle fastening. Black and red. Manufacturer's 2 year guarantee.