3 & 5 Gallon Water Jug Cap: Get 30 blue non-spill water bottle caps. The inner cap design allows the non-spill caps to be reusable and replaceable, enabling you to refill your water jug for recycling and cost savings. Safety Material: These non-spill lids for water dispensers are made from high-quality plastic. Each water bottle cap includes a peel-off dust protection seal. Non-adhesive design, primarily compatible with bottled water coolers. Three-Piece System: Upgraded non-spill plug system prevents splashing and leaking, offering stronger sealing performance than universal caps. Helps maintain a clean and safe environment for clear water storage. Outer protective caps provide dust-proof coverage. Great Replacement: Snap-on water bottle cap fits 55 mm 2, 3, or 5-gallon water bottles. Ideal for recycling and reducing expenses. Perfect for snap-top bottles; not suitable for screw-top bottles. Multiple Uses: The center button remains attached to the cap after placement, preventing it from floating inside the water. Suitable for water jugs on the top rack or with water pumps, for both home and office use. Color: Blue. Material: Plastic. Package Contents: 30 x Water Jug Caps. Note: Light and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.