Comprehensive Compatibility: Designed specifically for iRobot Roomba Combo j7, Combo j7+, Combo j9+, and Combo 10 Max, this kit ensures a perfect fit and optimal functionality for your robotic vacuum. Maintenance Recommendations: For best performance, clean the components regularly and replace every 1–2 months depending on usage. This routine helps maintain peak cleaning efficiency. Premium Construction: Made with high-grade materials, this replacement kit offers durability and reliable performance under various conditions. It’s an ideal choice for keeping your vacuum in excellent working condition. Simple Installation Process: Engineered for easy, tool-free installation. The user-friendly design allows for quick replacement, simplifying maintenance and saving time. Model: For iRobot Roomba Combo j7, Combo j7+, Combo j9+, Combo 10 Max Function: Cleaning Color: As shown Material: Plastic Package Contents: 4 × Main brush 8 × Filter 8 × Side brush 8 × Dust bag Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by up to 1–3 cm.