Perfect compatibility: BONBELONG The mop head fits the Triangle Spin Mop. Has an inner triangular rim size of 4" and an outer triangular rim size of 5.7" in diameter.< /p> Perfect Mop Heads: Made of 100% microfiber, streak-free cleaning, removes and effortlessly absorbs stubborn dirt and grime. The red fibers absorb 20% more particles than conventional microfiber threads Easy to install: simply pull on the strands of the mop to unclip the head and replace it by pushing it into the red frame until you hear a click Suitable for all floors: Suitable for all types of hard floors, including wood and laminate. Easy to wash Hand wash and machine wash, reusable and more convenient Easy to install Simply insert it into the mop according to the picture sense. When installed correctly, it is strong and durable and not easy to fall off. Premium fiber Wicks super absorbent microfiber that are durable and won't scratch the surfaces you clean. Sold by grid cool store