Material: 420D Ripstop/1680D PU Expanded Dimension: 42"" x 20"" x 16"" Expanded Volume: 8000 in Unexpanded Dimension: 31"x20"x16" Unexpanded Volume: 6000 in3 Torso Fit Range: 16" - 22" Waist Strap Range: 33" - 74" Frame: 2 Removable Aluminum Frame Bonus Removable Deluxe Waist Pack Net weight: 6 lbs Description: * Huge main compartment. Volume can be expanded from 6000 in3 to 8000 in3. * Vertically adjustable ergonomic shoulder straps for perfect torso fit. * Removable waist strap to combine with removable top compartment to convert into a stylish deluxe Fanny Pack for short hike away from camp site. * Top pocket adjustable in height to make the backpack expandable. * Internal pocket with buckle for water bladder or valuables. * Hydration tube port makes it easy to "hydrate" while on the go. There is opening on both sides for hydration tubes to come through. * Large zippered front compartment accessible to main compartment. * Large zippered side pocket with hook and loop closure cover on both sides for accessory. * Adjustable Suspension. Easy-to-adjust suspension fits a wide range of body shapes and size. * Two external straps at bottom for sleeping bag. * Large front pocket with internal mesh pocket. * Two zippered pockets on waist belt for accessories and cell phone. * Mesh pocket on both sides for water bottle. * FREE rain cover in inside pocket of top compartment. *