Microfiber antibacterial technology traps dirt better and cleans with fewer chemicals. Color-coding simplifies training and prevents cross contamination. Ergonomically designed. Use wet or dry with Mop Holder (UNGSM40R), sold separately. Aggressive cleaning edges clean with less water, streaking and effort. Absorbs six times its weight in liquid, rinses easily, reduces bacteria up to 96 per cent. Machine launder 500 times. 16 x 5. Red For Heavy Duty 15mm pile, tile floors, grout lines.