Stay hydrated wherever you go more conveniently. The Flip-and-Go handle is designed for a comfortable hold, and stores neatly flat when not in use. Its superior vacuum insulation will keep drinks hot or cold for hours. The flip-open lid will let you to unlock, open, drink, close and lock, all in one hand! Stainless steel vacuum insulation keeps beverages hot or cold for hours Flip-and-Go handle unobtrusively designed for convenient carry and folds down for a comfortable hold One-touch, flip-open lid is easy to operate with one hand, even when wearing gloves 2-step lid release process prevents excess condensation on the stopper from being flung off as the lid opens 1-5/8” (4 cm) wide mouth opening Made of BPA-free plastic and stainless steel 2 Capacity choices: 16oz. / 0.48L and 20oz. / 0.60L Inspirations from everyday life The history of the Zojirushi mark goes back to a glass-lined vacuum bottle created in 1918. This bottle for home use was created using vacuum insulation—a breakthrough technology at the time. In the years since then, Zojirushi has established itself as a top manufacturer of household products and has continued to leverage the latest technologies to create a constant stream of leading-edge products that make life more comfortable and convenient. Based on this philosophy, Zojirushi has used its advanced technologies to develop an impressive household lineup over the past nine decades.