· This insulated flip lid only fits on threaded Simple Modern vessels, including the Classic, Scout, Journey and Lowball.· This lid does not fit the Simple Modern Voyager, Cruiser, Slim Cruiser, 16oz collegiate pint or any other brand of drinkware.· Dishwasher Safe: Clean in the top rack of your dishwasher.· S|M Compatible: Designed ONLY for Simple Modern tumblers (tumbler sold separately).· Leakproof + BPA Free: Flip lids are leakproof and straw lid prevents spills.