The Stanley The Quencher ProTour Flip Straw 40oz Tumbler is a spacious vessel for lots of hydration. Equipped with a handle and a leak-proof lid, this tumbler will quickly become your favorite accessory. A flip straw lid makes sips accessible quickly, while closing down when it's time to change locations and preventing spills. Fits most car cupholders for road trips, keeps drinks cold thanks to double-wall vacuum insulation, and is dishwasher safe to maintain freshness between usage.