Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Compatible Models: 2173370564 High Performance Pleated Filter for Vacuums, EC-AH5-P, EC-AR5-N, EC-AR5-P, EC-AR5X-N, EC-AR5X-P, EC-AR7-N, EC-AR7-P, EC-HR7-P, EC-HR7-T, EC-KH7X-N, EC-VR3S-N, EC-VR3S-N, EC-VR3S-N, EC-VR. 3SX-B, EC -VR3SX-N, EC-VR3SX-S. Restores vacuum cleaner's suction power and cleanliness. Captures PM2.5, pollen, (dead and death), mold , dust and dust, night bump smoke (particles), pet hair, and more. There may be discoloration (gray and ocher color) in order to collect fine dust and dust in the room, but this is not an abnormal phenomenon [Replacement Estimates] 2 months depending on the environment of use. Replace if the of debris gets stuck to the and the suction force weakened Colour:Photo Color Material:plastic Package Contents: 2 x Vacuum Cleaner Filter Replacement Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.