The Jug Cap Adopts An Spill Design With Strong Sealing, Which Ensures That The Water In The Will Not Splash, Leak Or Spill, While From Entering, Keeping The Water Clean And . Our Water Jug Caps Are Light And Easy To Carry, And They Will Fit Your Needs. Reusable You Can Recycle And Reuse The Water Jug Cap Thousands Of Times, Which Can Save You A Lot Of Money. Say Goodbye To One Time Use Water Caps, Save The Environment And Reduce Plastic Waste. Widely Used Fits Any Jug With A Standard Opening, And Even Fits Screw Top Bottle. Easy To Install And Remove, Just Press The Top To Install And Pry Open To Remove. Environmental Friendly Our Water Jug Caps Are Made Of Food Grade Silicone, Which Is And , Odorless, Soft And Elastic, Ensuring That Drinking Water Can Stay And Fresh For A Long Time, And Is Very Suitable For Use In Water At Home Or In The Office. Delivery Quantity: 10pcs Package Contents: Only the above package contents, excluding other products. Size: The diameter of the outer ring of the cover is 5.6 cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) color: blue (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)