Our carpet foam cleaner contains sodium bicarbonate and sodium citrate. It can be strong no irritating odor Foam cleaning products mild formulation, no irritating chemical odor, more comfortable use process. Foam goes deep into the pipe to help soften dirt residue and improve cleaning. Its use method is very simple: let the foam rest to clean, spray with foam cleaner for 5-10 minutes, clean the stain evenly with a clean damp cloth and vacuum cleaner, wait for it to become full or gently remove the residual stain on the carpet with a soft brush. And can break the chemical bonds of stains, remove the most stubborn stains, and thoroughly clean deep stains.