Aeropen International FK-2506 6oz. Black Leather Wrapped Stainless Steel Flask with 2 - 1 oz. Stainless Steel Shooters Size: 2 Diameter x 4-3/4 . Imprinting Area: 5/8 W x 1-1/2 H. Capacity: 6 Oz. Leather Wrapped. Stainless Steel.