The filter uses high-efficiency filter material, which can effectively filter dust, etc., prevent dust particles from entering the motor, and extend the service life of the vacuum cleaner. Wash with warm water before use and let it dry completely. Use a mild detergent if necessary. To keep your vacuum cleaner working properly and optimally, it is recommended to replace the filter every 2-3 months. and high qualityMade of high quality material, more durable. Compatible models: DYSON V15 V11 SV14 Cordless Vacuum Cleaner. Size: 13 * 9.1 * 6.8cm