Bern Camina Helmet White Liner Protect your child's head throughout the winter season Zipmold hard foam meets ASTM F 2040, CPSC and EN 1078 standards for bike and skate. Berns 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. Weight: 12.4-12.8 Liner: Zip mold