Are you tired of wrestling your daughter into a bike helmet Give her the Bern Nina Helmet and we doubt shell take it off. Bern junior helmets are smaller versions of the adult models made with the patented ZIpmold technology. The best part is she can wear her Nina on a bike, skateboard, snowboard or skis. The Nina will give her the protection she needs and the style she wants.Features: All Season HelmetLiner: Zip MoldWeight: 12.6 oz (XS/S) 12.7 oz. (S/M)Standards: Zipmold hard foam meets ASTM F 2040, CPSC and EN 1078 standards for bike and skate.Glossary:Zipmold foamBerns exclusive Zipmold foam is a liquid foam injection process that provides a better weight to strength ratio so Bern can provide customers with a lighter, lower profile helmet.