General description Replacement Part Main Brush, Side Brush, and HEPA Filter compatible with iRobot Roomba i7, E5, and E6 vacuum cleaners. This set is made of high-strength, environmentally friendly materials, ensuring durability and effective cleaning performance. It helps reduce the penetration of dust, pollen, and other allergens into the air. Technical specifications Material: Plastic Package Contents: 4 x Rolling Brush 10 x Side Brush 10 x Screws 10 x Filters 1 x Cleaning Brush Measurement allowed error: +/- 1-3 cm Usage It is recommended to replace the brushes and filters every 1 to 2 months to maintain optimal cleaning performance. Other information Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product.