Features: Double wall insulation design: Sports water bottle with handle is made with double wall insulation, which can keep beverages cold or warm and the outer wall is not easy to sweat. This double wall vacuum insulated stainless steel bottle lets you enjoy cold drink. Portable hook: The metal ring on the cap is big enough to carry around the bottle with 3 or 4 fingers so you can take it in school or office. You can also use it to hang the bottle on your backpack or bicycle. As practical gifts: This leakproof stainless steel travel water bottle is in sufficient quantity. You can get 10 pack 20 ounce stainless steel sports flasks, and you can give them to your family and friends at festivals or parties, leaving them unforgettable memories. Specifications Material: 18/8 stainless steel Size: 3 x 9.65 inches Capacity: 20 oz Color: black Package includes: 2 x Stainless steel sports water bottles Notes: Please avoid high temperature and strong detergent. Manual measurement, please allow slight errors on size. The color may exist a slight differences due to different screen displays.