[Only applicable model]: Compatible with iRobot Roomba Combo J7+/j7 Plus Vacuum Cleaners. please check your vacuum cleaner model before order. [Easy to clean and replace]: These replacement vacuum accessories are reusable, but to make the vacuum more efficient at cleaning, clean the replacement parts regularly, hand washes them in warm water, and let them air dry completely before reusing them. To improve suction and performance, and extend the life of your robot vacuum cleaner. [Warm Tips]: We recommend replacing the Edge Sweeper Brush and Filter every 2 - 3 months, and the Multi-Surface Rubber Brush every 6 months, or according to your frequency of use, for best results. During transportation, the side brush may be bent, put the side brush in hot water. Soak the side brush in hot water for a few minutes to restore it. There are differences between different production batches, which does not affect the use Colour:Photo Color Material:plastic Package Contents: 4x Roller brush 4x Mop Cloth 6x side brush 6x filter 6x dust bag 1x cleaning brush 1x screwdriver 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.