25% power-cleaning microfiber combined with a super-absorbent synthetic fiber blend. Better cleaning! No break-in! Precision Ha-Ste extra looped end construction virtually eliminates fraying, untwisting, and excessive linting. Saves up to 50% on time and labor costs. Microfiber synthetic blend yarn dries more quickly than cotton-synthetic blends. Heavy duty multiple-stitched fanband prevents tangles, extends mop life and improves performance and launderability.