[Good Sealing] The dust bag is made of non-woven fabric, combined with the cleaning station can effectively capture 99.7% of ultra-fine dust down to 0.3 tiny particles. [Auto Lock] It will lock automatically when you lift the dust bag, completely sealing the dust bag inlet to ensure dust and dirt stay inside the bag. The ventilation layer of the dust bag filters out different levels of dust and debris to provide maximum capacity and durability It can remove 99.9% fine dust particles, protect the air in your living environment and ensure the service life of the vacuum cleaner [Tips for Use] In order to keep your robot running at its best, please clean and replace parts in time. If you have allergies and pets at home, it is recommended to replace the dust bag every 2-3 weeks. Applicable Models: For Xiaomi Mijia Omni Robot Vacuum-Mop 1S ( B116 ) For Xiaomi Mijia B101CN All-in-One Vacuum and Mop Robot For Xiaomi Robot Vacuum X10 For Xiaomi Robot Vacuum X10+ ( B101GL ) For Dreame S10 For Dreame S10 Pro For Dreame S20 Pro ( RLS72CE ) For Dreame X10 Ultra For Dreame L10 Ultra For Dreame L10s Ultra ( RLS6LADC ) Material: nonwoven fabric colour: white Package Contents: 16 x Dust Bag