[2-in-1 Bag] - The dust bag is comes with a HEPA filter with a filtering effect of up to 99.9 percent , which solves the problem of residual waste transfer and makes it truly dust-free. FIT MODELS - This accessory kit is compatible with for Freo X Ultra and Freo X Plus Robot Vacuum. Please confirm your device model before making a purchase. FOR BEST PERFORMANCE - Quality materials, environmentally friendly, and more . Exquisite and delicate, highly compatible with for equipment. Large Capacity - The dust bag replacement has an effective capacity of 1L, which is enough for 30 days of garbage disposal. [Simple Replacement] - Simply remove and replace. With the Freo X Ultra's and Freo X Plus dust compaction feature, you can perform a dust-free replacement and avoid spilling debris. Colour:White Material:Plastic Package Contents: 4 x Filter Bags 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.