Foogo by Thermos Tritan Straw Bottle - Tripoli - 11 oz Thermos Foogo Phases BPA-free leak-proof 11 oz straw bottle. BPA-free Tritan copolyester is clear, tough, impact resistant, and wont absorb or impart odors or flavors. Push-button lid with pop-up silicone straw is easy to open. Contoured body is easy to grip. Top-rack dishwasher safe. Foogo Phases interchangeable lid system.