Design For Living Stainless Steel Double-Walled Water Bottle, Titanium, 470ml (16oz) Commercial-quality stainless steel with an ergonomic design that is comfortable to hold Convenient 16-ounce capacity to keep you hydrated Spring-loaded, flip-top lid conveniently opens with just a push of a button Attached carabineer for clipping to a belt, bag, or backpack Not for use with hot or frozen drinks. Wash by hand - not dishwasher safe