Product Description Description: Perfect compatibility: Accessory kit only for Roborock Qrevo Curv/P20 Pro robot vacuum cleaner. (Please confirm your device model before ordering.) Made of high-quality melt-blown fiber filter layer and non-woven fabric, it can effectively filter 99.99% of pollutants. The dust bag is equipped with an advanced filter system that effectively captures fine dust, waste, hair, dust and other airborne particles. This contributes to cleaner air and a healthier living environment. Easy to replace: Our P20 Pro dust bag fits perfectly with your vacuum cleaner and is easily installed without additional tools. To keep the accessories in good condition, we recommend replacing it every 2 to 3 months. Color: As shown Package contents: 12 * dust bag 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 allowed measurement error is +/- 1-3 cm.