Safe material: water dispenser valve made of food grade PP, non-toxic, you can use it with confidence.Reusable & Multiple Uses: Using jugs instead of smaller bottles will save you money and leave less to be recycledPerfect for office, school, camping, sport events, etc.Size and Applicable: Only fits 55mm Crown Top Non Threaded Water Jugs and not works for the 48mm screw type lid. Suitable for 1-5 gallon jugs from all brands.Easy to Use and Anti-dust Cap: With a dust-proof cap, it can prevent dust from polluting the drinking water, healthy.Easy to install, just press it into the bucket mouth and rotate clockwise till it's fully fixed.

Note:Shipping time is 5-12 days