Fanny Pack by Beis, it has a card holder on the inside. It also has a pocket you can put your water bottle in. It holds a 32 oz hydro flask. Dimensions: 8.2" H x 6.7" W x 2.7" D Material: 100% Nylon body, vegan leather trim, and 100% recycled poly, with a plastic zipper and plastic and zinc alloy hardware. Care: Spot Clean Weight: 0.6 lbs Capacity: 1.16 L