Heavy duty mop head refills made with a super absorbent natural cotton-synthetic blended yarn. This quality material is highly absorbent, quick-drying, lint free, machine washable and long lasting. Versatile applications: universal mop heads designed for floor use in commercial, industrial, residential and school settings. Scratch-free wet or dry mopping and suitable for a variety of surfaces such as tile, wood, laminate, and stone floors, as well as windows and cars. Easy replacement: universal size fits most clamps-style or side loading handles and most wringer baskets. Mop handles are sold separately. Efficient cleaning: double looped end construction reduces fraying and helps prevent the mop rope from falling or knotting, improving durability and cleaning efficiency. When placed on the floor, it provides maximum surface area contact for easier cleaning. Use scenarios: - Mopping tile or stone floors in a school or commercial building. - Cleaning wood or laminate floors in a home or office. - Wet or dry cleaning windows or cars for lighter maintenance.