Material Inner liner material: made of high quality 304 stainless steel, containing molybdenum, with excellent corrosion resistance, can safely hold coffee, tea, carbonated beverages and other beverages, seamless one-piece moulding design, the bottom of the bottom does not hide dirt, and won't deteriorate after a long time of use. Shell material: also choose 304 stainless steel, strong and durable, can effectively prevent collision and scratch, protect the inner liner, but also enhance the overall texture of the kettle. Straw material: the straw is made of food-grade silicone, soft and moderate, no odour, will not cause harm to human health, and can be disassembled, easy to clean, to ensure drinking water hygiene. Functional features Thermal insulation and cold preservation performance: the use of double-layer vacuum structure, can effectively block the transfer of heat, loaded with 95 hot water can be insulated for more than 6 hours, 0 ice water to keep cold for 5 hours, so that you can always drink in different environments at the appropriate temperature of the drink. LEAK-PROOF SEALING: Equipped with 360 silicone sealing ring, after the lid is tightened, even if the kettle is inverted or shaken violently, there will be no leakage, so you can carry it with confidence without worrying about wetting your bag or clothes. Large Mouth Design: The American-style large mouth design is not only convenient for drinking, but also easy to add ice cubes, fruits, etc., and also makes it easier to clean the inside of the kettle. Appearance design Printing pattern: The surface of the cup adopts fashionable printing process, with exquisite patterns and bright colours, with a variety of styles to choose from, such as simple solid colours, trendy prints, cartoon patterns, etc., to meet the aesthetic needs of different consumers, so that you can become the focus of the spotlight when you are exercising or travelling. Portable Handle: The specially designed portable handle is made of soft silicone, which is comfortable to touch and easy to grip, and has good toughness and wear resistance, not easy to break, so you can easily carry the water bottle, whether it is carried in your hand or hung on the backpack, which is very convenient. Applicable Scene Sports and fitness: large-capacity design, to meet your needs for large amounts of water during long-duration running, fitness training, outdoor hiking, cycling and other sports, allowing you to replenish water at any time, to maintain the body's moisture balance. OUTDOOR TRAVEL: Whether you are travelling, camping, hiking or having a picnic, this water bottle is your ideal companion, with its thermal insulation to keep you cold and leak-proof portable features, it can provide you with convenient drinking water in the outdoors. DAILY USE: It is also suitable for daily scenes such as office, school, home, etc. The fashionable appearance can match with various environments and make your drinking time more enjoyable.