Engineered with a leak-proof system, durable Eastman Tritan??? copolyester material and an easy-to-use narrow mouth, the Everyday Narrow Mouth 1 Quart Water Bottle delivers long-lasting wear and a streamlined drinking experience (pun intended). . . . Eastman Tritan??? copolyester material. . BPA free. . Superior impact resistance. . Warm and cold beverage compatible. . Narrow mouth is easy to drink from. . Marked with milliliters and ounces for easy measurement. . 32 oz. total volume. . 661195802338 29549900012 342000