About this item Microfiber 100% [4 PACK SPIN MOP REPLACEMENT HEADS] Package include 4 pack spin mop heads replacements, ideal for use in mopping all hard-surfaced floor [HIGH QUALITY WITH DEEP CLEANING]Mop head refill made of 100% anti-abrasive microfibers, durable and machine washable, high softness and super absorbent for easily cleaning tough dirt and grime without scratch the floor surface [FIT FOR TRIANGLE SPIN MOP] Spin mop refill Inner triangular rim size is 3.93in and the outer triangular rim size is 5.7in; The mop head replacement exactly fit for spin mop and standard triangle spin mop system [MACHINE WASHABLE 360 DEGREE SPIN MOP REFILL] 360 degree mop easily to reach underneath furniture, corner and inter space without leaving water stains Suitable for hand washing and machine washing [WIDE APPLICATIONS] The microfiber spin mop is Using for smooth surface floor, such as laminate floors,wooden floors, ceramic tile, marble floors and other sealed hard floors. Also can wash car and glass. Both For dry and wet use