3M™ Blue Cleaner Pad is made of nylon and polyester fibres in an open textured non-woven construction. Removes dirt, spills and scuffs, leaving a clean surface ready for recoating. Abrasive particles are dispersed throughout and bonded to the non-woven construction with a durable adhesive. It is made of nylon and polyester fibres in an open-textured non-woven construction. It is also available in sizes for rotary and automatic floor machines running at low speeds (175-600 rpm).