High compatibility: Our pool robot foam brush is suitable for several Vac-Sweep automatic pool cleaners/vacuum cleaners, including 180, 280, 360, 380, 480 and 3900 Sport. Effective cleaning : Our foam brushes have evenly spaced parallel holes, which can effectively capture large debris and dirt from pool floors, walls and steps. Each foam brush can usually last about 2-3 months depending on the cleaning schedule. in-season or off-season suction. Easy to install: Simply remove the worn filter sponge and replace the new filter sponge at the tail of the pipe. To extend the life of the purifier, please rotate it slightly when worn. High quality: our swimming pool robot foam are made of high quality filtration foam, the thickness is sufficient, the density is moderate, soft, not easy to deform, reusable and has a long service life. Improved swimming experience: Using high-quality filter sponge foam, it can make your swimming pool stays clean, allowing you to fully enjoy swimming and relaxation moments.