30oz. RTIC Tumblers are stainless steel, double wall vacuum insulated. Keeps your drinks cold longer - holds ice for up to 24 hours. Works great for hot beverages too. The included all-new shaded Splash Proof lid allows you to see exactly how much drink you have left. The flip-top closure resists spills and is straw friendly. Easy grip base fits most cup holders. Available in slate blue customized with our Hook & Reel logo.