Simple Modern Flip Lid with Handle - Fits All Summit and Hydro Flask Wide Mouth Water Bottle Sizes Leak Proof Handle Flip Lid: built for easy drinking on the go, the lid is leak proof when the nozzle is in the closed position Built for all ounce sizes of Simple Modern Summit and Hydro Flask WIDE MOUTH Bottles. Not compatible with other bottles. Designed for Convenience: The opening of the Flip Lid slows the flow of liquid, perfect for drinking your favorite hot or cold beverage. Dishwasher Safe: Wash on the top rack. This lid is toxin free. Why Simple Modern: Our core principles of Generosity and Excellence have inspired us to sell high quality products, act as great partners with everyone we interact with, and give away a minimum of 10% of our profits Easy Drinking - The Chug Lid has a smaller twist off cap on top, allowing liquid to flow freely, without sloshing. Take it With You - The lid has an easy grip handle, perfect for carrying a full bottle or strapping it to your backpack. Leak proof and dishwasher safe. The Straw Lid is a great lid to keep you hydrated on the go. The straw easily flips out of the lid to give you a near perfect drinking experience. Leak proof when nozzle is closed and dishwasher safe. For Coffee &amp; Tea Lovers - The Flip Lid reduces the flow of liquid, perfect for drink hot beverages. Handle on Top - This lid is easy to clip onto your bag or carry with the handle. Keep the bottle upright, this lid is not completely leak proof. Dishwasher safe. Easy Carry Handle - This lid is popular with our bigger, heavier bottles. The wide grip is comfortable, fitting 2-3 fingers under the handle. Double-Walled - This lid is double-walled, providing extra insulation to your beverage. Leak proof and dishwasher safe.