GERM Tumbler Mug Bottle 500ml Lily of the Valley Coffee Stainless Steel 316L 2WAY Heat Retention Cold Insulation Vacuum Insulated Leak Proof

"High-quality stainless steel 316L": The inner cup is made of high-quality stainless steel 316L, which is gentle on the environment and the body, and the lid is made of food-grade silicone, PP, and is completely BPA-free to prevent the harmful effects of chemicals. Stainless steel 316L (SUS316L/SUS Sanichiroquel) is generally referred to as a high-grade stainless steel material in the jewelry, pharmaceutical, and food industries. SUS316L is a highly corrosion-resistant material that is more resistant to corrosion than ordinary stainless steel materials. ``2-way drinking method'': The drinking spout has been specially designed to accommodate various situations in daily life. It comes with a straw so you can slowly suck and enjoy it, making it perfect for women who wear lipstick or lip balm. The direct drinking spout is also small, so it's perfect for cats who don't like hot food, and it's safe to use while driving. "Heat & Cold Retention": Stainless steel 316L vacuum insulation uses 5 types of materials to maximize the ability to maintain the temperature of drinks. It can keep your drinks hot for over 6 hours and cold for 4 hours. A mug perfect for holding drinks such as hot coffee or cold drinks. No condensation even when filled with cold drinks, no need to wipe the drops many times. Even if you fill it with hot drinks, the temperature will not transfer from the inside to the outside, so you can use it with confidence. "Safe & Secure": The cup cover has rubber silicone, which effectively reduces liquid leakage. The shaking that occurs while driving or using at home will cause the liquid to overflow in the cup, and the rubber sealing ring will play a certain protective role. It also applies to various other occasions, whether you are at home, traveling or going to work, it is a good choice. ``Wide range of use'': This stainless steel 316L coffee tumbler is suitable for outdoor/home/office/home, business, travel, business trips, excursions, fishing, mountain climbing, cycling, camping, BBQ, etc. Perfect for outdoor activities!