Thank you for choosing 3/8'' water purifier accessories! More information about 3/8'' water purifier accessories! Using POM material, hard texture, good anti-aging performance. Oil-resistant sealing ring does not change shape after 100,000 insertions and disconnections, and does not leak water. Hand-operated, replaces threaded or flanged connections , which require keys. It is used to branch off to different outlets for your RO unit. The water tap adopts push-fit technology, which allows you to disconnect the connection quickly without using any tools. Simple operation, quick installation and time saving. Very convenient and efficient. The head of the plastic water filter fitting has a blue buckle, its function is to better fix the water pipe, so that the water pipe does not fall off easily. It can make the hose and the interface can be connected more tightly to prevent water leakage. 100% safe food grade material, 100% leak-free, 100% reusable. it is widely used in reverse osmosis