10.58 Oz. Made from durable nylon cloth. High quality material offers a good durability. Flexible belt design. The strap is adjustable with good flexibility. The best choice of men and women for safe and convenient keeping when workout. Roomy storage for keys, pockets, phone and so on, suitable for walking, running or hiking. 2 front compartments and a back pocket. A zipper pocket included in the middle compartment.: