Turn your Summit water bottle into a tumbler! This lid has the same technology as our classic straw lid. Dishwasher Safe: Wash on the top rack. This lid is toxin free The Summit Tumbler lid adapts your favorite water bottle into a tumbler, with the same tumbler lid technology on our classic tumbler. Built for all ounce sizes of Simple Modern Summit, including the Simple Modern Kids Summit and Tritan Summit, and Hydro Flask WIDE MOUTH Bottles, Not compatible with other bottles We Exist to Give Generously: Simple Modern is built on serving you, offering remarkable value, and giving more than 10% of profit. All products are covered by a limited lifetime warranty.