The Rubbermaid Commercial Products Cut-to-Length Dust Mop cuts big floor cleaning costs down to size. This floor mop is made of untreated, post-industrial 4-ply cotton for economical, recycled material in a continuous 40-foot (12.2 meter) roll. The cut-to-length size allows customization to fit any standard floor mop frame. It has a slide-in style backing that fits a dust mop frame (sold separately) without requiring strings. These floor mops are suitable for commercial and industrial applications. Head Type: Dust Mop; Application: Floor Maintenance; Mop Head Style: Cut End; Mop Head Size: 5″ x 40 ft.