Microfiber Damp Room Mop provides optimal damp mopping performance in the Rubbermaid Hygen system. Premium split nylon / polyester blend microfiber provides optimal wet mopping performance. Dense, quality fiber removes more dust, dirt & microbes than conventional cleaning products. Advanced hook-and-loop backing withstands harsh laundering conditions & attaches pads more securely. Double-finished edges retain mop shape with use over time. Color-coded products help reduce cross-contamination by differentiating area of use. Patent-pending, zigzag design packs 17 percent more split microfiber into each mop. It is proven to clean floors 45 percent better than string mops & 25 percent better than conventional microfiber. Superior construction & premium-grade materials maximize durability & product life. Mophead is durable through 500 launderings or 200 with bleach in hot & cold water.