MZY LLC Bristle Brushes, Flexible Beater Brushes, Side Brushes,2 Packs Filters For Roomba 500 600 Series 595 600 610 620 630 645 650 655 660 680 MODEL: Compatible with iRobot Roomba 500 600 Series 595 600 610 620 630 645 650 655 660 680 PACKAGE: 2 Pack Filter, Side Brush, and 1 Pack Bristle Brush and Flexible Beater Brush ADVANTAGE: High effeciency to reduce dust, pollen and other allergens. And remove dust and pet hair easily SUGGESTION: Roomba vacuum parts should be replaced every 2 - 3 months to keep your Roomba operating at peak performance 100% MONEY-BACK GUARANTEE: MZY LLC are backed by 100% guarantee that you are fully satisfied with your product or get your money back.