Features:Color: SilverPackage includes:8 x Insulated tumblers with lids8 x Stainless steel straight straws8 x Straw brushesEasy to clean and the wide opening is also convenient for you to cleanMaterial: 304 stainless steelCapacity:30 oz Cup mouth: 10 cm/ 4 inchCup height: 20.5 cm/ 8.0 inchCup bottom: 7.7 cm/ 2.8 inchWarm notes: Wash it before first use. Daily washing wash by hands gently not in the dishwasher.Due to manual measurement please allow a slight difference in size.Due to different displays there may be slight color differences.