2 Pack Faucet Fittings: The hose of the faucet is made of brass, which is of reliable quality, not easy to break and has no corrosion, and has a longer service life compared to plastic hose fittings. Applicable faucet size: 1/2" and 3/4" 2 sizes in 1 connector; if you split the connector in two by unscrewing the bottom, use a 3/4" threaded tap for the larger portion and a 1/2" threaded tap for the smaller portion. Quick and easy to install: Female and male threads make it easy to tighten and operate quickly and conveniently without additional tools, and quick connectors make it easy to connect faucets and hoses. Note: 1. If the faucet does not close well, you can wrap the sealing tape around the faucet to make the connection better. The 2 parts are together, you have to unscrew it to make it 2 parts. Plugs fit 95% of faucets, not all, please check your faucet size before purchasing. 2. The plug is attached to the nipple so that it is male. 3. If the faucet does not close well, you can wrap the sealing tape around the faucet to make the connection better. 4. The faucet itself has a plug, you can remove the original plug and then install this product.