Material:PP plastic material.Non-toxic and odorless. Color:Blue and Red Quantity:2pieces Size:Inner diameter:5/8inch(16mm) The reusable water dispenser nozzle is easy to operate and install.Press the switch,press the water outlet,convenient,no dripping,no leakage,long-lasting faucet.Replaced the faucets on the water dispenser in minutes.No leaks or other problems.