Features 1. Unparalleled insulation performance: The double-layer vacuum cup adopts advanced vacuum insulation technology, which can ensure that the beverage remains hot and cold for several hours without loss, making it an ideal choice for outdoor sports water bottles. 2. Durable design: This outdoor sports kettle is made of high-quality materials, which can withstand the harsh test of outdoor exploration while maintaining a fashionable appearance and function. 3. Versatile: Whether you're hiking, camping, or enjoying a day on the beach, our double-layer vacuum cups allow you to drink anytime, anywhere, providing you with an unparalleled warm experience. 4. Convenient size: This outdoor sports kettle features a portable design that is easy to carry and can be perfectly placed in a backpack or cup holder, allowing you to effortlessly replenish moisture during outdoor activities. 5. Easy to clean: The design of the double-layer vacuum cup is very convenient, with a wide mouth that allows you to easily fill water during outdoor activities. Specification Material: 304 stainless steel Color: As shown in the picture, (Due to differences in monitors, there may be slight color differences in the picture.) Packaging weight: 480 g Packaging size: 26x10x5cm, (Due to manual measurement, please allow for an error of 1-3mm.) Package Include: 1x Thermos