Dual-purpose design: Temperature control mug adopts wide mouth and small mouth design, wide mouth makes brewing unrestricted, open mouth drink more painful, and easy to refill the cup; small mouth can be straight drinking, sipping is not easy to hot; and the use of delicate plating buckle, open and close effort. 450ML capacity: Insulated mug has a large 450ml capacity, ensuring you have plenty of room for your favourite drink. Whether you're sipping hot coffee, soothing tea or a refreshing cold drink, it's got you covered. Food-grade material: Coffee Cup Travel Mug adopts food-grade 316 stainless steel seamless inner liner, doubling the health of more peace of mind, more acid and alkali resistance, more resistant to corrosion, stable nature, everything can be loaded; to achieve 6 hours of heat preservation and cold insulation, hot tea and cold extracts with the drink, long-lasting heat preservation, restore mellow aroma as in the beginning. Leak-proof: Coffee travel mug is made of tight leak-proof silicone, 360 watertight, no dripping, no wetting of the bag, and comes with a carrying handle, so you can rest assured that you can carry it with you. The non-slip vertical pattern on the cup body is comfortable to the touch, and the sandblasted plastic is wear-resistant and scratch-resistant. Temperature display: Portable coffee cup has a built-in smart chip with a touch screen temperature display for accurate readings, so you never have to guess whether your drink is too hot or just right.