The Black Diamond Predator 50 is built specifically to handle copious amounts of gear on an alpine ascent, while providing maximum mobility, function and durability. The removable V-Flex suspension system with bivy pad provides great support while on the trail while providing ultralight versatility. The dual-density shoulder straps and hipbelt provide comfort and maximum breathability. For accessibility there is top and side access. Decked out with tons of features this pack includes a crampon pouch, ice tool PickPockets, a 3-point haul system, Low-profile design, mesh helmet holder, side compression straps and ski slots. Among everything else this pack is even hydration compatible.