Premium coffee travel mug replaces hundreds of plastic water bottles This thermos water bottle is made of high standard 304 stainless steel no metallic taste and no BPA and easy to clean Keep Heat and Cold Our thermos cup is made of excellent heatWhich can keep hot and cold liquids WaterCoffeeTea at low temperature for 12 hours and keep warm for 12 hours Multifunctional lidOur coffee thermos is a brandnew screw lid design with a leakproof seal that doesnt leakso you can keep it in your backpack without worrying about any liquid spills Healthy living and satisfying service It is our responsibility to protect the earth It also gives you a healthy lifestyle