These tumblers are made to keep you hydrated in a fully functional style. Ideal for car commutes or workouts at home, it has a built-in flip straw for easy and effortless sipping. Snap it shut and the double-wall vacuum insulation will keep your drink fully leakproof and extra cold for hours. It fits comfortably in your vehicle&';s cup holder (treadmills and spin cycles, too!) and the folding handle lets you quickly grab and go.SpecsWeight: 1.5 lb.Dimensions: 3.5L x 4.1W x 9.8H inDetailsClassic Series18/8 stainless steel, BPA-freeDouble-wall vacuum insulationLeakproof flip strawEasy-to-carry handleCar cup holder compatibleDishwasher safe