Leak-Proof Design for Active Environments: Reinforced silicone ribs create a tight seal to prevent leaks. This durable 5 gallon water jug cap resists warping, ideal for fitness centers, sports facilities, and emergency storage. Fits 3 gallon water jug sizes Ergonomic Handle for Easy Transport: The widened 5 gallon water jug cap with handle ensures comfortable grip. Designed for easy carrying in athletic clubs, recreation centers, and outdoor settings Universal Fit for 3-5 Gallon Containers: This water bottle cap replacement 5 gallon fits all standard 3-5 gallon bottles. Versatile 5 gallon jug caps work across offices and sports complexes Secure Anti-Loss Grip System: Reusable 5 gallon water bottle cap features vice-grip locking. Keeps 5 gallon jug cap secure during transport and outdoor activities Quick Flip-Lock Installation: Flip-and-lock design enables instant water bottle cap replacement 5 gallon installation. Perfect for high-volume use in athletic facilities and food service 3 and 5 Gallon Water Jug Caps 4-Pack, Silicone Replacement Lids with Handle for 55mm Water Bottles, Leak-Proof Reusable for Home Office Camping