20Pcs/50pcs Polaris Tail Scrubber Replacement for Vac-Sweep Pool Cleaner Hose Tail - Fits 180,280,360,380,480,3900 Foam End of Hose Perfect Fit for a Wide Range of Polaris Models - Fits Polaris Vac-Sweep automatic pool cleaners/vacuums with Polaris sweep hose scrubber tail ends including Polaris 180, Polaris 280, Polaris 360, Polaris 380, Polaris 480 and 3900 Sport. High Quality, Application Specific Filtration Foam - Made from a high quality, application specific filtration foam, these scrubbers help dislodge debris from pool floors, walls, seats and steps. Replacing worn scrubbers helps keep vacuums 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 slightly when worn. Perfect replacement for 91003105 - Comparable to Polaris 91003105 / 9-100-3105 / PP-91003105.