Leak-proof coffee cup: the screw lid prevents water leakage together 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 every sip. 6 hours hot, 8 hours cold - thermal mug is the perfect travel companion for on the go. Practical and practical: the insulated cup is large, easy to add water and cleaning. A small opening on the top of the lid can open 180°. It is not only easy to drink, but 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 slip-on silicone cup has a delicate feel, non-slip and heat insulation. And at the bottom of the cup there is a non-slip silicone pad to avoid scratches or slipping on the surface. Versatile transformation - The coffee mug is perfect for everything hot and cold, from juice 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:black Material:Stainless steel Size:450Ml: 17 x 7.5cm Package Contents: 1 x Coffee Mug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.