These packs are built from a lighter-weight version of our Durathane haul bag material and are designed specifically for climbers with two, 3-pocket daisy chains and haul bag-style clip-in points. These packs feature tuck away shoulder straps and removable, padded waist belts, as well as a zip pocket inside the lid. It closes with an aluminum buckle that is guaranteed for life! Mescalito volume is 1450 cubic inches, or 24 liters.