[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. Easy to replace: The dust bag is simple and easy to use, easy to replace, no special tools or professional skills are required. Applicable models: Compatible for 2299 Ultra Home X-Treme Compatible for 2299 Ultra Home Compatible for G7 Compatible for Color: White Material: Non-woven fabrics Package contents: 20 x dust bag Only the above