Trapper Dust Mop Features Blended, Four-Ply Yarn For General-Purpose Dusting. Made With A High Percentage Of Recycled Post-Industrial Cotton And 35 Percent Pet Plastic, This Mophead Is Pre-Treated, Pre-Shrunk And Fully Launderable For Long Product Life. Looped Ends Reduce De-Plying And Minimize Linting. Mophead Is Easy To Attach To Rubbermaid Commercial Snap-On Wire Dust Mop Frames. Envelope End-Style Backing Allows Easy Frame Insertion With No Strings To Tie Or Break. Heavy-Duty Synthetic Backing Resists Rotting And Is Colorfast And Absorbent.