Helps keep controlled areas free of contamination with easy to use hand or pole attachments Special anti-microbial agent provides long-lasting protection against bacterial growth Plastic inner core insures cleanliness Convenient 9″ and 18″ roll sizes allow maximum efficiency for large and small areas 18″ mop is perfect for cleaning walls, floors, ceilings and hard to reach areas 9″ mop is handy for cleaning work surfaces, pass thrus, and confined spaces White foam roller allow maximum cleaning for contoured or not so flat surfaces Clear film roller allow maximum cleaning for flat surfaces