Leak-proof coffee cup: the screw lid prevents water leakage with the silicone sealing ring. It can keep your drinks safe and has a splash-proof hinged lid for comfortable drinking. Twist to open quickly and easy to clean.Keeps you warm or cold for hours - double wall insulation keeps your drinks at the perfect temperature so you can enjoy . 6 hours hot, 8 hours cold - thermal mug is the perfect travel for .Practical and practical: the insulated cup is , easy to water and cleaning. A small opening on the top of the lid can open 180. It is not only easy to drink, also to prevent too much overflow and overflow of insulated cups. (Dishwasher not recommended)Double-layer stainless steel coffee cup: travel mug is made of high-quality stainless steel, which is safe and durable to keep drinks without odour. The newly improved cover without -on silicone cup has a delicate feel, non- and heat insulation. And at the bottom of the cup there is a non- silicone pad to avoid scratches or slipping on the surface.Versatile transformation - The coffee mug is perfect for everything hot and cold, from to cocktails, coffee, champagne, sodas, beer and other drinks Perfect for holidays, tailgates, fireplace this winter. Suitable for families, offices, swimming pools, hot tubs, beaches, picnics or indoor outdoor activities.Colour:blackMaterial:Stainless steelSize:500 ml: 17 x 7.5cm Package Contents:1 x Coffee MugOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.