[Good Sealing] --- The dust bag is made of blown cloth and non-woven fabric, combined with the cleaning station can effectively capture 99.7% of ultrafine dust down to 0.3 tiny particles. [Automatic Locking] --- It will automatically lock when you lift the dust bag, completely sealing the dust bag entrance to ensure dust and dirt stay inside the bag. [Using Tips] --- To keep your robot running at its best, please clean and replace parts in time. If you have allergies and pets, it is recommended to replace the dust bag every 2-3 weeks. Large capacity: The dust bag has a large holding space, which can collect more dust and reduce the cleaning frequency. Energy saving: By using dust bags, you can extend the life of the vacuum cleaner and reduce the cost of replacing cleaning equipment. Color: White Material: Non-woven fabric Type: For Alpha 2 pro Package Contents: 18 * Dust Bag Only the above package content, other products are not included. Note: Light reflection and different displays