The Fox pack now boasts most, if not all, of the details common with Deuter's adult's lineup. The quality is as high as it's always been, and with carefully chosen materials it's easy to see this pack will serve for years. - Sturdy Contact carrying system - VariQuick adjustment for back panel length - Chest strap - Ice axe / pole holders - Flap pockets - Detachable separator: the main compartment can be used as one large compartment or two separate ones - Compatible with hydration systems up to and including 3 liter ones (sold separately) - Inner pocket for valuables - Compression straps: the pack stays in check even when not packed full - Main material: 210 denier ripstop polyamide - Reinforcement material: 600 denier polyester This is a PFC-free product.