Dust Mop Refill Keeps You Ready For Everyday Dusting. Four-Ply Cut End Offers An Economical Option. Keyhole-Style, Half-Tie Synthetic Backing Is Quick-Drying. This 25 Oz. Dust Mophead Is Made Of Cotton And Is Launderable. The Handle And 36" Frame Are Sold Separately. Refill Is Compatible With The Genuine Joe 1" X 60" Vinyl-Coated Steel Handle, 1" X 60" Wooden Handle And 1-1/2" X 60" Wooden Handle.