Your new go-to waterbottle for all day, every day. The Iceflow Flip Straw Tumbler from Stanley is ideal for car rides, workouts, board meetings and everything in between. The built-in flip out straw is designed 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.