Portable hand-carry design, large carrying capacity, long-lasting straps, Super versatile and multi-functional backpack with main compartment and external pockets. Multipurpose: Includes 2 extra shoulder straps. The adjustable waist strap can be hidden in the back padding, making it suitable as a backpack or shoulder bag (waist strap, shoulder strap, backpack strap). Adjustable waist strap Size range: 56cm~130cm. Fully adjustable harness, unique design straps ease the pressure on your waist. Design: Durable nylon, breathable mesh lumbar, external adjustable adjustment strap, dual water bottle holders, 2 external zippered pockets on the front, 2 external zippered pockets on the side to store your belongings separate and organized. Lightweight and practical outdoor hip pack with enough water and gear for day hikes, camping, cycling, fishing etc. Multiple practical compartments. Durable Water Bottle Holders: The water bottle holders are sturdy and stable enough to hold 2 water bottles with a diameter of 7cm. Breathable Back Pad: With porous back pad and special radius, the waist belt is effectively pressure relieving and breathable for sports. The adjustable waist strap can be hidden in the back pad, making it a shoulder bag or a crossbody bag, while the detachable shoulder strap makes it a simple waist pack. Adjustable waist belt size range: 56cm-130cm. Fully adjustable strap, unique design straps ease the pressure on the waist. Carry handle: hands free.