All accessories are new. For the health of you and your family, and to take good care of your robot, it is recommended to choose high-quality products and replace the accessories regularly to the cleaning effect. The parts have a longer life cycle and better cleaning effect, which protects the robot from excessive wear and reduces the service life. The slow-release silver ion module continuously release silver ions into the water, and the rate is as high as 99.9%1. As the cleaning progresses, the silver ions continue to be transferred to the ground and the sewage tank, making the whole house cleaning, water storage, mop washing and sewage recycling process more at ease. Made of high-quality materials, environmental friendly materials, soft and to use. This spare parts is only suitable For J4 / J4 Lite Robot Vacuum Cleaner. Please note: Slight color difference or difference in kind, does not affect the use, please do not mind, thank you! Material: plastic colour: As Shown Package