Plastic 5 Gallon Non-spill Cap Valve

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Product Descriptions : 

    This plastic re-sealable valve is designed purposely for 5 gallon non-spill cap. The non-spill cap valve is in a close fit with non-spill cap. When you place the bottle on water cooler, the prong will push the valve open, and holds it securely for resealing, meanwhile, allow drinking water to flow through ; The valve reseals itself when the bottle is removed from water cooler and remains on bottle until return to the filling plant for de-capping. 

    This non-spill cap stopper is made of food grade material (LDPE). Its well designed but lightweight. This non-spill cap plug is well sealed, firmly locked in water, to protect 5 gallon drinking water from contact with contaminants such as air, water, dust, and other outside elements.