- Compatibility : The 5-gallon lid fits standard 55mm opening jugs, including both 5-gallon and 3-gallon containers. This versatile product is designed for standard screw-cap bottles. - Reusable and Eco-Friendly : Unlike disposable plastic caps, this lid is a reusable silicone cap. It helps you save hundreds of dollars over time while being an environmentally responsible choice. - Leak-Proof Design : Featuring a threaded design, this lid provides a secure seal that prevents drips, spills, and leaks even when the jug is tilted or placed aside. - High-Quality Material : Made from food-grade silicone, the lid delivers an airtight seal without leaching harmful substances into your liquids. It ensures that your drinking water remains fresh and pure without any unpleasant odors. - Easy to Use : Simply screw the lid onto your jug for hassle-free storage of water, beverages, or other liquids. Ideal for home use, camping trips, or any situation where secure liquid storage is needed. - Practical Applications : Great for family outings where drinks need to be transported without spills; perfect for long-term storage of water for emergencies; and ideal for keeping beverages fresh during parties or gatherings. This 5-gallon lid is the perfect solution to keep your liquids secure, fresh, and eco-friendly while providing significant cost savings.