PTX - POLY Protection (oil film) - for cleaning and preserving finished and polished stainless steel and nonferrous metal surfaces. Protects against shadows and finger and water marks for a long time. Spray on and rub off with a micro-fiber cloth. Produces a darker effect on finished surfaces. 17oz spray bottle. Click on the CS Unitec link at the top of this page to see more industrial quality products from CS Unitec.