20oz RTIC® Stainless Steel Vacuum Insulated Tumbler Keeps drinks cold longer; also suitable for hot beverages. Features a flip-top closure and shaded Splash Proof lid for spill resistance. Constructed with durable 18/8 stainless steel; dishwasher safe. No-sweat exterior keeps hands dry; air-tight seal locks in cold. Taller base ensures a secure grip; narrow and tall design fits most cup holders.