Kong Kosmos Full is a multi-function helmet certified for: -Climbing and mountaineering (EN 12492) -Ski (EN 1077), also complies with the new FISI provisions for ski races. Its construction called In Molding makes it extremely light and functional. This system consists in fusing together a polycarbonate and an EPS shell, thus making sure that the protective barrier that absorbs the energy of the impacts covers the entire surface of the helmet. It is sold with the earmuffs and an internal headset both removable to comfortably transform it from a light climbing / mountaineering helmet (weight 390 g) to a warm helmet for your winter skiing. Kong Kosmos Full is great for those who practice climbing in the summer and skiing in the winter, so as not to have two helmets! Declaration of conformity. User Manual.     Circonferenza testa Peso S/M 53-58 cm 460 g L/XL 58-62 cm 465 g Kong Kosmos Full multi-sports helmet