[Fit Models] The replacement filter set is compatible with Shark AI Robot Vacuum models AV2501S, AV2501AE, RV2502AE, RV2520AOUS, AV2510AOUS, AV2511AE, RV2610WA, RV2610WD. Note: please check the compatible models before purchasing to avoid unnecessary concerns. [The Package Includes] 4 filters, 2 pre-motor filters. All are made of high-quality materials. [Easy To Use] Easy to install and replace, no tools required. Our filters perform effectively as intended. [Replace Tips] Clean the filter regularly. Replace the brush and filter every 2-4 months to maintain optimal vacuum performance. If the robot becomes noisy or malfunctions, check if the roller brush is clogged due to accumulated hair. Please note: minor color variations due to lighting or screen display differences may occur, but do not affect product use. Color: As shown in photo Material: Plastic Package Contents: 4 x Filters 2 x Pre-motor filters The package includes only the items listed above; other products are not included. Note: Lighting reflections and different display settings may cause slight color differences between the image and the actual item. Measurement may vary by +/- 1-3 cm.