Microfiber dust pad superior cleaning performance and durability. Dense, "Ultra-Fine" quality fiber removes more dust, dirt and bacteria than conventional cleaning products. Advanced hook-and-loop backing holds up under harsh laundering conditions and attaches pads to frames more securely. Double-finished edges retain a mophead shape with use over time. Superior construction and premium-grade materials maximize durability and product life. Durable mophead lasts through 500 launderings or 200 launderings with bleach.