[For ] --- The replacement dust bag is ONLY for CordZero Tower A939KBGS, A938KBGS, A937KGMS, and A949KTMS. Please kindly check your machine model before ordering. Unofficial accessory but 100% match, performing as the . [Good Sealing] --- The dust bag is made of melt-blown fabric and non-woven fabric, combined with the cleaning station can effectively capture 99.9% of ultra-fine dust down to 0.3 m tiny particles. [Auto Lock] --- It will lock automatically when you lift the dust bag, completely sealing the dust bag inlet to dust and dirt stay inside the bag. The visual window can check the status and capacity of deposited debris in the dust bag. [Tips for use] --- Throw it away when full - each bag holds more than 3 compressed bins. In order to keep your vacuum running at its best, please clean and replace the dust bag in time. Energy saving: By using dust bags, you can extend the service life of the vacuum cleaner and reduce the cost of cleaning equipment replacement. Application: Wooden Floor, Ceramic Tile, Marble, Etc Applicable Occasions: Living Room, Bedroom, Kitchen, Etc Colour:White Material:Non-Woven Fabrics Package Contents: 10x 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.