Zak Designs Duo Ebony Hydration 16-ounce Vacuum Insulated Stainless Steel Tumbler

The tumbler has double-wall vacuum insulation, which keeps cold drinks cold and hot drinks hot for hours. It also prevents condensation from forming on the outside of the cup, eliminating messy water rings, and prevents warm beverages from burning your fingers. The flip lid is threaded to stay securely in place, and it protects drinks from splashes and debris when taking them outside and on the go. The Zak Designs tumbler has a capacity of 16 ounces and fits in most car cup holders for travel. Made from durable stainless steel, it should be hand washed to preserve the vacuum seal; all materials are completely BPA free and should not be microwaved.Vacuum insulation keeps drinks hot or cold for longer and prevents condensation,Screw-on flip lid with silicone gasket helps prevent splashes during travel, Fits in most car cup holders,16 oz capacity,Made of durable, food-grade stainless steel