1.Adjust the model: For iRobot Roomba i7 i7+/i7 Plus s9+/Plus E5 E6 E7 Robot Vacuum Cleaner. 2.The accessories for iRobot Roomba vacuum cleaner are of high quality. It is made of high-strength and environmentally friendly materials. 3.iRobot Roomba vacuum cleaner attachments are easy to effectively remove dirt, dust and litter from corners and edges . Especially your hair and your pets’ hair. 4.iRobot Roomba parts are durable and easy to install, make your iRobot cleaner and longer.