Flask, steel flask with leather protection, 316 stainless steel. These 6 oz-175 ml jars are the perfect size. Stainless Steel Chrome Flask: 6 Ounces 4.5" Tall 4" Wide. made with 100% cow leather origin Spain. CHARACTERISTICS: .- 1 Chrome Wiskey Flask 175 ml/ 6 Oz .................................................. ................ Material: Genuine oiled nubuck leather 1.7 mm.