Insulated Leak Proof Straw Lid: Built for easy drinking on the go, the lid is leak proof when the nozzle is in the closed position and has extra insulation to keep your beverage colder longer. Includes two straws.Compatibility: Built for all sizes of Simple Modern Summit, including kids variations. US Patent Pending Design: The straw nozzle extends past the edge of the lid for a better drinking experience.  Dishwasher Safe: This lid is BPA free, dishwasher safe on the top rack, and should be washed in the open position. Not Intended for Hot Liquids: Pressure may build within the bottle causing leaks or spills.