Ceramic cartridge This kitchen faucet with certified ceramic cartridge, long service life, excellent sealing, no water leakage. 3. Material: Made of high quality stainless steel. It is very good to save water and protect the environment 4. Dual Mode Pull: Bubble Mode and Shower Mode, pull down the spray head with the button to select the modulated airflow or spray conveniently, it's a convenient function for washing dishes or filling water 5. Change control button: that turns off the faucet, press the button and the water stops running, the retractable hose is very flexible to reach the entire area inside the sink, a thoughtful design for sink release.