16pack 360degree rotating mop head replacement made of antiabrasive microfiber. The 360degree rotating head reaches under furniture, into corners, and into tight spaces for thorough cleaning. Durable and machine washable. The mop head is absorbent, soft and wearresistant, and will not scratch floor surfaces. It effectively removes stubborn dirt and grime. 100% deepcleaning microfiber with absorbent strings. Outer diameter 5.7 inches; inner diameter 3.9 inches. Soft, durable, and absorbent, this head thoroughly removes dust, grease, and water stains from a variety of surfaces with no cilia shedding. Easy to install. Round spin mop replacement head with exact compatibility for triangle spin mops. Replacing a dirty mop head takes only a few moments; simply pull the mop strands over the mop head and press into the mop frame until you hear a click. Practical use scenarios: Clean under furniture, beds, and in tight corners where dust accumulates. Wipe grease and spills from kitchen and bathroom floors on tile, laminate, or other common surfaces. Use for quick refreshes between deep clean sessions to maintain floor cleanliness.