Ruvati RVF1231ST Pullout Spray Single Handle Kitchen Faucet, Stainless Steel Industrial quality Stainless Steel finish resists corrosion, water stains, scratches for life Solid Brass construction (faucet body) gives long lasting durability Ceramic disc kerox cartridge ensures your faucet will stay free of drips and leaks Pull-out flexible hose extends up to 22 inch with multi-function head that switches between stream and spray Press button once to switch to spray mode. Press it again to switch it back to stream. No need to hold the button pressed to keep it in spray mode. Spray lock function