1. new, high-quality materials, well-made, , and highly compatible with the equipment. 2. Clean accessories keep your home robot at its best performance. Accessory contents are easy to remove and replace as part of daily maintenance. At the same time, reduce the infiltration of dust, pollen and other into the air you breathe. 3. In order to achieve the best cleaning and filtering effect, the cleaning accessories should be replaced every 2-3 months depending on the frequency of use. 4. The dust bag is used to collect dust and debris inhaled by the robot when it sweeps the ground. The fiber material can filter tiny particles in the air, thereby reducing dust and pollutants in the indoor air. The dust bag can also prevent dust and debris from escaping from the robot, keeping the indoor environment clean, and can filter out smaller particles such as pollen, etc., providing users with a healthier indoor environment. Specification:8PCS Colour:As Shown Material:Non-woven fabrics Package Contents: 8 x Vacuum cleaner 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 measurement allowed error is +/- 1-3cm.