Features 1. This vacuum bottle is made of high quality stainless steel. This material is light but solid and has better corrosion resisting, which is mainly used in medic and aerospace equipment recently. 2. Multiple insulation technology including double vacuum insulation layer, insulation material coating and sealing silicone ring at lid connection can maintain the internal beverage temperature longer. 3. Perfect for car caddy or briefcase - ECO friendly - has it's own cup - leak proof - this reusable water bottle replaces many single use plastic . 4. There are a variety of colors to choose from and choose what you want! Our thermos cup in terms of their own use or to give to family, friends, colleagues, etc. are great gifts. 5. Quality Guarantee. We have faith in our product and always back it up with trustful customer service, please reach out to us if you have any questions or problems about our products. Specification Material: Stainless Steel Color: Pink Bule Golden Black Silver Size: 500ml Package Includes: 1 x Thermal Bottle