GERM Sparkling Design 390ml Tumbler 316 Stainless Steel Vacuum Insulated Keeps Drinks Hot or Cold Includes Lid Straw Dishwasher Safe Portable Mug

"High-Quality Stainless Steel 316L": The inner jar is made of environmentally and health-friendly high-quality stainless steel 316L, 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 Sanichirokueru) is commonly 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 regular stainless steel. "Two-way drinking": The specially designed spout accommodates various daily situations. It comes with a straw, allowing you to sip slowly and enjoy the flavor, making it ideal for women wearing lipstick or lip balm. The small opening makes it perfect for those with sensitive tongues who don't like hot food, and it's safe to use while driving. "Hot & Cold Insulation": The 316L stainless steel vacuum insulation utilizes five different materials to maximize the temperature retention of your drink. It keeps your drink hot for over six hours and cold for four hours. This mug is perfect for serving coffee, iced drinks, and other beverages. Even with cold drinks, there's no condensation, so you don't have to wipe off the water repeatedly. Even with hot drinks, the temperature won't transfer from the inside to the outside, so you can use it with confidence. "Safety & Security": The cup cover is equipped with a rubber silicone, which effectively reduces liquid leakage. Shaking that occurs while driving or using at home can cause the liquid in the cup to overflow, and the rubber seal ring provides a certain protection. It is also suitable for various other occasions, making it a good choice whether you are at home, traveling, or going to work. "Wide range of uses": This stainless steel 316L coffee tumbler is suitable for outdoors/home/office/and is perfect for home, business, travel, business trips, and various outdoor activities such as excursions, fishing, mountain climbing, cycling, camping, BBQ, etc.! The GERM coffee tumbler is made of high-quality stainless steel 316 and features vacuum insulation for excellent hot and cold retention. Its leak-proof design makes it safe to carry. Its fashionable and unique design makes it perfect for everyday use or as a gift.