These filters help Roomba® Max 705 Combo Robots capture and prevent particles from re-entering the air as they clean. Compatible with: Roomba® Max 705 Combo Robot + AutoWash™ Dock Reminder: It's important to replace your robot accessories with iRobot® genuine parts. Genuine parts are designed and manufactured to the exact specifications set by iRobot®. This ensures that each part not only fits perfectly but also operates in harmony with the rest of the robot, maintaining the designed performance standards. Non-genuine parts may choose to cut corners when it comes to material selection, method of fabrication, and quality control.