Features 1、Made of high quality 304 +201 stainless steel and food grade silicone sealing ring, safety, health and environmental protection. 2、Five-layer insulation process, 12 hours long-lasting heat and cold preservation. 3、Designed with a leak-resistant lid with handle without worrying about any spills. The lid can be used as a cup. 4、With frosted finishes,the color lasts without rusting, fading or scratching. 5、Easy to clean, the electrica polishing interior ensures that the hot water cup doesn/u0027t get moldy or retain its old taste. 6、Portable, suitable for home office outdoor travel Adult Student. Features: 1. Made of high quality 304 +201 stainless steel and food grade silicone sealing ring, safety, health and environmental protection. 2. Five-layer insulation process, 12 hours long-lasting heat and cold preservation. 3. Designed with a leak-resistant lid with handle without worrying about any spills. The lid can be used as a cup. 4. With frosted finishes,the color lasts without rusting, fading or scratching. 5. Easy to clean, the electrical polishing interior ensures that the hot water cup doesn't get moldy or retain its old taste. 6. Portable, suitable for home office outdoor travel Adult Student. Specification: Material: 304 +201 Stainless Steel/ Food Grade Silica Gel Capacity: 500ml Size: 25 * 6.5cm/ 9.84 * 2.56in Color: Black/ Blue/ Pink/ Grey/ Green/ Silver (optional) Application: Home/Office/Outdoor/Travel Package List: 1 * Water Bottle 2 * Extra Cup Lid 1 * Exquisite gift box Package List 1 * Water Bottle 2 * Extra Cup Lid 1 * Exquisite gift box