? Microban? B inhibits bacterial growth and helps mop heads last longer Compact packaging reduces mop storage problems; improves inventory management. Mop expands to full size when ready to use. Balanced blend of cotton and synthetic fibers delivers up to five times the absorbency of cotton mops. Looped-end, open twist yarn reduces linting. Tailband provides more floor coverage per stroke. White yarn. 6 mop heads per case. 20140225sdw