Introducing the iconic Stanley Quencher, now with the leakproof ProTour Flip Straw lid. The 30-ounce Quencher ProTour Flip Straw Tumbler makes hydration simple - flip up the built-in straw to sip, then snap it shut when you're done. It's ready to head out on your commute or next urban hike.Available in classic Stanley colors and 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. It's easy to grab by the comfort-grip handle and fits in your car's cupholder.