Durable Tritan™ Material. Impact And Shatter Resistant. Screw On, Spill-Resistant Flip Top Lid. Wide Mouth Opening For Easy Cleaning. Handle For Easy Carrying. Flavor Your Beverage With Your Choice Of Fresh Fruit Or Herbs. Usable With Or Without Infuser Chamber. Do Not Microwave. Meets FDA Requirements. BPA Free. Hand Wash Recommended.