Characteristics: Made from great material: 304 stainless steel. Anti-corrosion, rust-proofing, safe and healthy, durable and easy to clean. Vacuum insulation: to keep your drinks hot or cold for a longer time. Cup set: including cup, straw and lid, handy to use. Perfect for travel, office, gym, school, camping, hiking or car use. Specifications: Material: 304 Stainless Steel Shape: With Lid Capacity: 500 ml Weight: 340g / 12.0 oz Color: Bronze / Silver / Steel (optional) Package Size: 22.8 * 10.5 * 10.5 cm Cup Size: Upper Diameter: 10 cm / 3.9in Bottom Diameter: 6.9 cm / 2.8in Height: 17.8 cm / 7.0in Package List: 1 * Cup Set (including cup, straw and lid)