Reach your hydration goals with fewer refills. For working, workouts, road trips, you'll love this large Stanley cup by your side. Thanks to Stanley's vacuum insulation, in the Stanley Quencher H2.0​ Flowstate Tumbler water stays cold for up to 11 hours, or for up to two days when ice is added. The advanced FlowState lid features a rotating cover with three positions: a straw opening designed to resist splashes while holding the reusable straw in place, a drink opening and a full-cover top. The ergonomic handle includes comfort-grip inserts for easy carrying, and the narrow base fits just about any car cup holder. Lastly, every piece of this recycled stainless steel water bottle is dishwasher safe for easy cleaning.