The perfect replacement: SUPERFA mop head is compatible with Vileda 2-in-1 turbo mop. This is the perfect replacement. The inner triangular edge has a diameter of 3.9 inches and the outer triangular edge has a diameter of 5.7 inches. Perfect mop head: Made from 100% microfiber, it is clean without edges, easily removes, and absorbs stubborn dirt. Red fiber absorbs 20% more particles than standard microfiber fabric. Perfect installation: Simply pull the mop string to release the mop head, then push it into the red frame until you hear a click for replacement. Suitable for all floors: Works on all types of hard floors, including wooden and laminate floors. Features and benefits: 1. High-quality rotating magic mop head 2. Easy to replace, efficient work, ensuring safety 3. Super thick quality, longest lifespan, deepest cleaning 4. Professional quality, suitable for home and commercial use 5. Standard-size replaceable mop head, easy to clean and replace mop head. Deep cleaning. Red fiber absorbs 20% more particles than standard microfiber fabric. Product size: Perfect replaceable mop head. The inner triangular fitting size is 3.9 inches and the outer triangular fitting diameter is 5.7 inches. High quality: Made from 100% microfiber, it is clean without edges and can easily remove and absorb stubborn dirt.