Highly absorbent 4-ply cotton/rayon/polyester yarn is designed for use on laminate floors, ceramic tile, anti-slip tile, hardwood, pavers & stone, rubber and smooth concrete. The antimicrobial feature prevents mold, mildew and odor. Looped end construction eliminates tangling and reduces wear. The no-mar plastic head prevents damage to baseboards and office furniture. The integrated scrub pad for removing dark streaks and gum. For use with any threaded handle with a 3/4 acme thread. 1 each