Impact-resistant and dishwasher safe, the Under Armour Leak-Proof Hydration Bottle from Thermos is constructed of BPA-free Eastman Tritan copolyester material for long-lasting durability. Flip-up carrying loop for easy transport. Ergonomic design. Leak-proof design prevents spills. Capacity: 18 oz. Dimensions: 3.13"W x 3.13"D x 7.13"H.