Microfiber Dust Mop Pad:Â This is constructed with an 80/20 microfiber yarn blend and contains a soft microfiber fringe yarn for added dust attraction and containment. It has synthetic yarn that allows for dust pick up and retention through static attraction and eliminates the need for treatment. This microfiber dust mop pad contains a double sewn construction for added durability to withstand hundreds of launderings.Â