[Good Sealing] --- The grime bag is manufactured from High-quality materials, mixed with the cleaning station can efficiently capture 99% of ultra-fine dust right right down to zero tiny particles. [Auto Lock] --- It will lock automatically when you lift the dust bag, permanently sealing the filth bag inlet to assure dust and mud dwell inside the bag. [Tips for Use] --- In order to maintain your robotic operating at its best, please clear and update parts in time. If you've allergic reactions and pets at home, it is strongly recommended to replace the dirt bag every single 2-3 weeks. Large capacity: The dust bag has a large protecting space, which can compile extra dirt and decrease the cleaning frequency. Easy to replace: grime bag design is easy and straightforward to use, easy to replace, no particular devices or reputable qualifications are required. Applicable Models: For Dreame Bot L30 Ultra Material: non-woven material colour: white Package Contents: 12 x Dust Bag Only the above equipment content, different item are usually not included. Note: Light mirrored image and diversified displays could cause the color of the item within the picture slightly assorted from the genuine thing. The length allowed error is +/- 1-3cm.