Feature:1. Reduce dust, pollen and other from entering the air you breathe.2. Using high‑strength environmentally friendly ABS material, strong water absorption, durable.3. Good cleaning performance improves the cleaning efficiency of the robot vacuum cleaner.4. Easy to disassemble and replace, it is part of daily maintenance.5. For best results, the filter should be replaced every 2-3 months.How to Use:Install directly.Specification:Item Type: Vacuum Cleaner FilterMaterial: ABSColor: As shown in the pictureProduct Size: Approx. 7.5x8.5x8.5cm / 3.0x3.3x3.3inWeight: Approx. 45g / 1.6ozFitment: Fit for PHV1810 PHV1210 18-volt Package List:1 x Vacuum Cleaner FilterNote:1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.