This 16 in. Click-Seal Faucet Connector features durable braided stainless-steel construction that remains flexible for easy installation. The new Click Seal technology means there are no need for tools, simply turn the Click Seal nut until it clicks and you have a secure seal. No leaks, no tools, no problem. This Click Seal connector fits 3/8 in. x 1/2 in. applications.