30oz Stanley Quencher ProTourIntroducing the iconic Quencher with the new leakproof ProTour Flip Straw lid. The 30 ounce Quencher ProTour Tumbler makes hydration easy just flip up the built in straw to sip and snap it shut when you're finished. With its playful graphics, soft textured handle, and two tone lid, this tumbler adds a fun touch to classic colors. Double wall vacuum insulation keeps your drink ice cold for hours, and the comfortable handle makes it convenient to carry.