36oz. RTIC Bottles are stainless steel, double wall vacuum insulated. Keeps your drinks ice cold longer - works great for hot beverages. Leak proof cap with a three finger grip. Extra wide opening for easy filling, drinking and cleaning. Made with durable kitchen-grade steel. Complies with Prop 65. 3 3/4" L x 3 3/4" W x 10 7/8" H