Safe Material: Use non-reactive and lightweight food grade 18/8 stainless steel, no peculiar smell, and BPA-free, easy to clean and good for your health.
Superb Insulation: The double-wall insulation keeps drinks cold for 18 hours or hot for 6 hours. The vacuum insulation design eliminates condensation, making it safe to place near electronics.
Good Sealing and Convenient Drinking: The lid seals well with the silicone O ring and flip cap for leak-free carrying. The big drinking mouth lets you choose a direct water flow or a straw-drinking
Christmas Style Design: Christmas Style 3D printing makes the tumbler fully festive and attractive, suitable for Christmas parties, and a good choice for Christmas gifts
Easy to Carry: The humanized shape with lower narrowing ensures the capacity and fits most cup holders for automobiles. And the tumbler body is comfortable for your hands too