Product description: 1.Clean brushes keep your home robot operating at peak performance. Side brushes are easy to remove and replace as part of routine maintenance. 2.Replacement filters Compatible With iRobot i7 i7+E5 E6 Series Robots. 3.Filters maintain cleaning performance while reducing infiltration of dust, pollen and other allergens into the air you breathe. 4.Compatible With best results, filters should be replaced every 2 - 3 months. Specification: Applicable models: E5 (E5134) E6 (E6198) I series i7(7150) i7 plus(7550) i8 i8+ i6 i6+ i4 i4+ i4 i4+ and other series Product size: 198mm*160mm*52mm Product weight: 397g Package includes: 26-piece set of sweeper accessories NOTE: Lighting and different monitors may cause the color of the item in the picture to differ slightly from the actual item. Measurement error is +/-1-3 cm.