Victoriatourist Fanny Bag Waist Pack Sling Backpack Multipurpose Pocket V5001 Polyester Zippered front accessory pocket is great for keys, I.D. and other small items. Large main pocket to keep accessories organized. Discreet back pocket to keep your valuables hidden. Rugged 1680D high quality nylon for lasting durability. Loosely defined, denier (D) refers to the yarn size: the larger the denier, the bigger the yarn. Durable waist belt, with webbing keepers, adjusts to fit waist sizes 16 to 40-Inch. The dimension of front pocket: 6 x 2.75 inches, main pocket: 9 x 4 inches.