PERFECT COMPATIBLE - Perfectly compatible with compatible with Dys V11 cordless stick vacuums, replace part # DY-970013-02CAN WASHABLE AND REUSABLE-We recommend washing the filter once a month and changing the filter every 3 months. To keep the inside of the vacuum clean and free of dust.SAME QUALITYÉ THAN THE ORIGINAL FILTER - The sturdy material does not affect the operation of the vacuum cleanerSo you don't have to. worry about damaging the machineVALUE PACK You will get 3 packs of V11 replacement HEPA filters and 1 pack of white cleaning brushCustomer Satisfaction Guarantee 100% we sell the high quality product, and we provide a full refund or a new exchange for free if you are not satisfied with your purchase for any reason, do not hesitate to contact us.We have a professional after-sales team, we will help you to solve all your problems