Vacuum construction made of double layer 304 high-alloy steel Transparent lid with silicone seal Lid - plasticCasing - metalCasing - powder spraying The mug can be turned over and put in a bag.The innovative OneHandOpen system allows you to use the mug with one hand. Reliably protects against spills - the lid closes automatically when you release the button Viva mug is ideal for motorists - fits in most cup holders Stylish and sleek body, the mug is comfortable to hold in the hand Keeps drinks hot for at least 6 hours Keeps drinks cold for at least 12 To better preserve the temperatures of drinks, we recommend filling the product with hot water (before using with hot drinks) or cold water (before using with chilled drinks) before use Weight in a package: 240 g Weight without packaging: 204 g Dimensions in a package: 90x115x90 mm Dimensions without packaging: 87x110x87 mm