The water purifier faucet is made of safe, leak-free and reusable food grade materials.There is no need to worry about foreign objects and impurities in the faucet joints mixing with drinking water and putting your health at risk. The quick connector includes: main body, inner claw, O-ring, buckle, etc. The 12 - piece set of connector water pipes provides an all - in - one, convenient solution for various plumbing needs. Each pipe is made from high - quality, corrosion - resistant material that ensures long - term durability and leak - free performance. The connectors are engineered for a tight and secure fit, allowing for easy and efficient installation. With 12pcs in the pack, you have sufficient quantity to complete multiple projects, whether it's for a home irrigation system, a DIY plumbing repair, or setting up a water feature in your garden, offering great value and versatility. Inner claw: used to fix the water pipe.When the inner claw lifts, the claw blade shrinks and cuts the water pipe wall.The water pipe is fixed.Release the underblade under the inner claw to remove the water pipe. Sealing ring: used to seal the water pipe with the main body of the joint to prevent water leakage.