Cleaning tools used to clean impervious surfaces. They can be made of a soft porous material which absorbs soap and water, tough synthetic fibers used to scour a surface, or coiled stainless steel to clean hardened stuck-on or baked-on materials.Extreme stains and burnt on food call for an extreme solution. Scotch-Brite Extreme Scour Pads remove tough, baked on messes with a simple swipe. No need to even pre-soak! Get professional results on your dirtiest jobs, like grill grates. You can count on them to get the job done.