High-quality double-layer filter to high-efficiency performance: This replacement -filter uses high-quality enhanced double to strengthen filtration, extend the life of the machine, maintain the vacuum effect, and bring more air to your family. Double sealing ring to vacuum suction: Compared with the old -filtered weak silicone ring at home, the double sealing silicone ring design of this for replacement filter elementshas an efficient sealing effect, it can the suction power, and you will find it works like a brand new one. Filtering: The premium - and HEPA post- with high efficiency to block fine particles, floating dust and most allergens, , pollen etc. Washable and reusable: just rinse the -filter with water and wring it dry, the vacuum -filter is completely air-dried, and then reused. Generally, for is used at home day. As a consumable, for -filter needs to be replaced 2-3 months according to the usage. Therefore, to that your for is working properly, spare - for at home. Colour: purple Material: plastic Size: Front filter size: 17.1x4.8CM, rear filter size: 8.5x4.4CM Package Contents: 2 * Front filter 2 * Rear filter 1 * Bird brush Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.