Double-sided microfiber mop combines the best features of microfiber mops and string mops, cleaning floors up to 20 percent faster than traditional string mops and 45 percent better than string mops. Double-sided design covers up to 500 square feet with one wring. Bleach-safe microfiber design delivers consistent, streak-free coverage. Superior durability delivers best cost-in-use. Color-coded ribbons help you manage cross-contamination. General-purpose microfiber mop is part of the Rubbermaid 18" Microfiber Cleaning System. Mop is easy to attach and detach from the Rubbermaid Hygen Clean Water System Double-sided Frames.