Features: Inner Insulation and Freshness: 304 stainless steel liner food-grade material non-stick cup easy to clean. 12-24 hours continuous temperature lock layers of protection insulation and cold to maintain the original taste. Leak-proof Inner Plug: Food-grade rubber sealing ring 360 sealing leak-proof inverted without leaking water go out to carry rest assured that use. Wide Cup Mouth: Wide cup mouth convenient for water filling no need to worry about sprinkling water on your body. Thermal Insulation Function: This water bottle has thermal insulation function which can maintain hot water or cold water at the beginning temperature. Convenient Tea Making: With its stainless steel sieve it is much easier to drink tea or a liquid with ice in addition to having its handle that can be hung to store or even to take in backpacks and purses. Notice: Actual color may be slightly different from the image due to different display and light effect. Please allow 1-3cm deviation due to manual measurement. Specifications: Material: Stainless steel silicone Capacity: 600ml 800ml 1000ml Thermal insulation performance: 12-24 hours includes: 1 * Thermos Bottle "