HIGH QUALITY MATERIALS The Thermosflask Made with 188 food grade stainless steel antirust BPA Free The bottle surface adopts the wear resistant materials the service life of the bottle is prolonged KEEP HOTCOLD Doublewall vacuum insulation technology and inner layer is coated with copper stay cold for 36 Hrshot for 24 Hrs High capacity you can enjoy ice water in the hot summer sun or drink hot coffee in cold winter all day LEAK PROOF Food Grade silicone seal ensure the totally sealed of bottle mouth and dont spill water If you need to work outside all day or drive for a long time this bottle is the perfect choice EASY to CLEAN You can put your drinks into the bottle such as coffee coke sports drinks or juice the bottle does not leave the smell of the drink after cleaning PERFECT SERVICE OKADI hope that each of our customers can get the most perfect products and services If you are not satisfied with our product please contact us and we will solve the problem for you as soon as possible