Professional Material: Compared to plastic, Our water jug cap is made of professional silicone material, Which is healthy, Ensuring your drinking water remains pure and fresh during storage Upgraded Leak-Proof: 3 & 5 gallon water jug cover fits for 2,3, 4,5 gallon water bottle, Fits 55mm/2.16 inches bottles, The caps are flexible and pretty tight which ensures that the water in the jugs will not splash Reusable & Wider Use: Compared with ordinary disposable plastic caps, Our water jug caps can used for thousands times which saving your money, Reduce plastic waste. It is great solution for indoor and outdoor water store Easy to Install & Remove: The water jug cover features the latest floral, Anti loss ring and Air-tight design. Installation of the jug cap is very easy. Just place the lid on the kettle and push down by pressing on the top of the lid to make sure it fits perfectly, Simply lift the lid upwards to remove it easily After-sales Service: If you have any questions or if you're not completely satisfied for any reason, Feel free to reach contact us. We'll do our best to provide a satisfactory solution Xaxuqtu【5 PCS】3 & 5 Gallon Water Jug Cap, Upgrade Reusable Replacement Caps, Non Spill Lids for 55mm Water Bottle