New from old stock . Buyer will receive one case with 5 pads. The Black Stripping Pad is constructed of polyester fibers in an open texture non- woven fabrication. Abrasive particles are distributed throughout the pad and adhered to the non-woven construction with a sturdy adhesive. Use with water based floor stripping solution to remove worn and soiled floor finishes or sealers. May also used to clean heavily soiled hard surface floors, such as concrete, when used with proper cleaning solutions. For use on standard electric floor machines or automatic scrubbers. Ideal for use on machines speeds up to 350 rpm.