Meet the renowned Quencher, now equipped with a leakproof ProTour Flip Straw lid. The 40-ounce Quencher ProTour Flip Straw Tumbler simplifies hydration: flip up the integrated straw to sip, then snap it shut when finished. Classic hues boast fresh designs, a soft handle texture, and a two-tone lid. Your drinks remain ice cold for hours, thanks to double-wall vacuum insulation. It's easy to grab and fits most car cupholders. The 40 oz ProTour Flip Straw lid is compatible with all 40 oz Quenchers.