Product Description Keep your most precious appendage to your head to safe in the the Salamander helmet from Grivel Tougher than its tail-shedding namesake, this helmet will keep your cranium safe with a hard ABS plastic shell and an inner layer of shock-absorbing polystyrene foam cushioning Features: Protect your noggin with the sturdy ABS plastic shell that resists impact from falling rock When danger strikes to or a rock strikes your head to your cranium will be cushioned from the blow by shock-absorbing polystyrene foam Keep the clarity of a cool head with the ample ventilation provided by the helmet's vents Keep your headlamp in place with the fore and aft elasticized cords Specifications: Weight: 13 58 ounces Audio compatible: no Shell: ABS Vents: yes Liner material: polystyrene foam