This filter maintains the cleaning performance of the Conga robot while reducing the penetration of dust, pollen, and other allergens into the air. Easy to disassemble and replace. Replace old dirty brushes to keep the home robot at best performance. For best results, the filter should be replaced every 2-3 months. Suitable for Conga 1090 Robotic Vacuum Cleaner. Color: blue + white Material: plastic Package Contents: 1 x Main brush 6 x Side brush 6 x Filter 1 x Cleaning brush Only the above package content, other items not included. Note: Light and different displays may cause the color of the item to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.