18/8 recycled stainless steel construction delivers durable performance Double-wall vacuum insulation keeps drinks ice cold for hours Leakproof ProTour Flip Straw lid allows easy, mess-free sipping Textured comfort-grip handle offers grab-and-go convenience Fits most car cupholders for everyday travel Hydration just leveled up with the Stanley Quencher ProTour Flip Straw Tumbler. Designed for effortless sipping, the built-in flip straw snaps shut to help prevent leaks while double-wall insulation locks in the chill. In a classic Navy finish with fresh graphics and a two-tone lid, this 30oz essential delivers everyday function with elevated style. Product Code:  10-12485-1361