Introducing the iconic Stanley Quencher, now with the leakproof Flip Straw lid. The 64-ounce Quencher ProTour Flip Straw Tumbler makes hydration simple - flip up the built-in straw to sip, then snap it shut when youre done. Classic colors feature fresh graphics with a soft texture on the handle and two-tone lid. Your water stays ice cold for hours, thanks to double-wall vacuum insulation. Its ready to grab and go by the comfort-grip handle.