CampOut Double Layer Thermos 1000 MLU Product Features: Double Layer Insulation: The thermos has a double-layer structure that provides high insulation, capable of keeping the liquids inside hot or cold. Stainless Steel and BPA-Free Materials: Both the interior and exterior surfaces are made of 18/8 stainless steel. It does not contain BPA, it does not contain chemicals harmful to health. Insulated Vacuum Lid: Thanks to the advanced vacuum lid design, the temperature change of beverages is minimized and liquids are preserved for hours. Leak Proof and Durable: Provides sealing with a food grade silicone gasket. Stainless steel material is resistant to scratches. Multi-Purpose Use: It is ideal for hot drinks and cold drinks such as tea, coffee, and can also be used as a food thermos. Practical Use: The design of the product has been considered to make it easy to use. In addition, it is resistant to impacts. Long-Term Temperature Maintenance: The thermos keeps your drink hot for 6 hours and cold for 24 hours. (These times are valid as long as the lid is not opened.)Technical Specifications:Volume: 1000 mlDimensions: 96