【Healthy Life】- Our water jug caps are made of 100% food-grade silicone & BPA free, which can bring you and your family a healthy life. 【Non-Spill & LEAK FREE】- Layered threads can be well fixed on the water bottle without leakage. The 5 gallon water bottle caps can suit for 2,3,5 gallon water bottle snap top with a standard 55mm opening. 【Reusable & Money-saving】 - The 5 gallon water jug lid can be reusable, saving your money and protect the environment. Thanks for your contribution to protecting our earth. 【Convenient setting】- It can be easily set and taken down in one second, which is very convenient for your life. 【After-sales guarantee】- If you have any questions, please feel free to contact us. Our products can be returned and exchanged within 30 days, so you can rest assured to buy them. 【Healthy Life】- Our water jug caps are made of 100% food-grade silicone & BPA free, which can bring you and your family a healthy life.