"Perfectly Fits a Wide Range of Polaris Models - Fits Polaris Vac-Sweep Automatic Pool Cleaners/Vacuums with Polaris Sweep Hose Scrubber Rear Ends, Including Polaris 180, Polaris 280,Polaris 360, Polaris 380, Polaris 480 and 3900 Sport. High-Quality, Purpose-Specific Filtration Foam - Made from a specific, high-quality filtration foam, these scrubbers help dislodge debris from pool floors, walls, seats and steps.Used scrubbers keeps vacuum cleaners cleaning at full capacity. Ideal for DIY and professional use - Easy to install - simply remove the old Polaris scrubber and replace with a new replacement scrubber.?To maximize the life of the scrubber, rotate lightly when in use.is worn. Perfect replacement for 91003105 - Comparable to Polaris 91003105 / 9-100-3105 / PP-91003105.?An essential addition to any Polaris pool cleaner parts kit.Note: This is an aftermarket replacement part that meetsor exceeding quality. A True Value Pack - 10 Pieces offers high quality at great value.?Provides great value compared to Polaris Hose Tail Washers/Polaris Pool Scrubber/Polaris Tail Hose Washers packs/ pool sweeping tail washers."