Features Polyester Redesigned shoulder straps and thermoformed backpanel. Zippered clamshell top opening with zippered top pocket and tucked-away rope strap. Micro ice-tool PickPockets�,� and removable 20mm crampon straps. Strippable design. Description Product Description Combining the lightweight, on-route performance of the classic Speed pack with a zippered clamshell top, the Black Diamond Speed Zip pack is the go-to choice for technical alpine objectives in any season. Ice too PickPockets�,�, snag-free crampon straps, and a tuck-away rope strap secure gear to the outside on approach, and the hipbelt and framesheet are fully removable to trim weight on the route.