Safe Material: The coffee mug is made of double-layer stainless steel vacuum insulation. It effectively keeps your drink cold for 9 hours and hot for 6 hours. The lid of the mug is made of eco-friendly material to ensure your drink has no unpleasant odor. Both Compact and Refined: The slim design provides a better grip, making it a handy travel coffee mug that you can carry with ease. Whether at home, in the office, or in your car, this mug is a stylish addition. A choice of different capacities allows you to customize your beverage intake, making it perfect for everyday use and travel. Anti-Slip Matte Finish: The coffee mug is finished with a high-quality matte finish that not only enhances its aesthetic appeal but also provides sweat and slip resistance. Fingerprints are less likely to remain on the surface, ensuring its visual appeal remain intact. Perfect Capacity: We offer two sizes to choose from, 280ml or 380ml, both compact and exquisite. The slim design provides a better grip and makes it a convenient travel coffee cup that you can easily carry with you. Versatile for Various Occasions: Whether at home, the office, or in your car, this cup serves as a stylish addition. The different capacity options allow you to customize your beverage intake, making it the perfect choice for everyday use and travel. Description: Introducing the water cup, the perfect companion for your daily beverage needs. This coffee mug is made of double-layer stainless steel vacuum insulation, ensuring that your drink stays cold for up to 9 hours and hot for up to 6 hours. The lid is made of eco-friendly material, guaranteeing that your drink remain free from any unpleasant odors. With its compact and refined design, this slim coffee mug provides a better grip, making it an ideal travel companion that you can carry with ease. Whether you're at home, in the office, or on the go in your car, this stylish mug is a versatile addition to your daily routine. Choose from different capacities to customize your beverage intake, making it perfect for everyday use and travel. The anti-slip matte finish not only enhances the mug's aesthetic appeal but also provides sweat and slip resistance. Fingerprints are less likely to remain on the surface, ensuring that its visual appeal remain intact even after multiple uses. The leak-proof lid features a tight-fitting flip-top design, offering superior leak-proof performance compared to other open designs. Equipped with a silicone ring, the lid can be firmly fixed on the cup by rotating it, providing a more effective solution than traditional push lids to prevent liquid from spilling. Item Name: Insulated Tumbler Material: copper alloy Style: Modern, Simple Function: Insulation Capacity: 280ml, 380ml Insulation Performance: 12-24 Hours Features: Leakproof Lid, Anti-slip Matte, Double Walled Size Details: 280ml, Diameter: 8.4cm, Height: 11cm(Approx.) 380ml, Diameter: 8.4cm, Height: 15cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Insulated Tumbler