Simple to install on standard faucets Easy rotation for on/off operation Inverted water flow pattern for superior eye protection Safety shut-off valve to prevent scalding at high temperatures Eyewash streams provide zero vertical velocity stream engineering with even laminar flow for enhanced comfort, stability and effectiveness Faucet Eyewash Mounted Polished Stainless Steel Axion Eyepod Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.