Cotton Mop Head Refill. cleaning technology: Durable, Super Water absorbency, non-abrasive, lint free, larger surface area, environment friendly. Cotton Mop Reffile Head is specially made from Polyester threads., The absorbent micro fibres in the mop head absorb up to 10 times the moisture of a traditional microfiber mop and readily soak up big spills and remove stubborn stains. Keep your hands out of dirty water. Durable and longer service life. Reusable and machine washable. Safe and easy to clean. Suitable for Smart Mop, Magic Mop.