Perfect compatibility: the kit is compatible with for i7 (7150) i7 + (7550) / i7 I3 + (3550) I3 (3150) I6 + (6550) plus vacuum cleaner, including all series of robots required for regular maintenance of I.Dual multi surface rubber brushes use a unique rubber tread design to fit different floor surfaces and remove everything from small dust to debris. flexible rubber brush can fit different floor surfaces, keep close contact with wood and carpet, and help thoroughly clean your floor. double multi face brush works together to help thoroughly clean the floor.Valuable packaging - The products are made of high-strength and environmentally friendly materials to optimal performance and a healthier lifestyle.Easy to clean and replace - wash with warm water and allow to air dry completely before reuse. Regularly clean and replace parts to improve suction and performance and prolong the service life of robot vacuum cleaner. For best results, the vacuum bag and filter should be replaced every 2 - 3 months.Colour: as shownMaterial: plasticSize: main brush: 18.6CMPackage Contents:6 * Side brush6 * Filter6 * Dust bag1 pair * Main brush1 * Cleaning brush1 * ScrewdriverOnly the above package content, other products are not included.Note: Light 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.