The Vision helmet is black Diamond's most durable foam helmet. Its construction is lightweight, with an ABS skullcap on the top and back of the head lined with EPP composite foam and an EPS foam round. Integrated hooks allow you to fit a headlamp for pre-dawn or late-day starts. This helmet also features a head circumference adjustment system for a better fit for every climber. Features: Outer shell: ABS shellInner shell: EPS foam (expanded polystyrene), EPP foam (expanded polypropylene foam)Headlamp holderReduced-volume suspension systemIntegrated headlamp hooksReversed/removable Velcro padsWeight: 215 g This description is an automatic translation. Please contact us if you have any further questions. Climbing helmet Black Diamond ---Vision Tundra