HOZOE Aquarium Filter Baffle, Fish Tank Accessory, Helps Maintain a Calm Water Surface and Slow Down Water Flow, Fish Tank Filter Flow Controller, Suitable for Most Hang-On-Back Filters. (8 CM)

HOZOE Aquarium Filter Baffle, Fish Tank Accessory, Helps Maintain a Calm Water Surface and Slow Down Water Flow, Fish Tank Filter Flow Controller, Suitable for Most Hang-On-Back Filters. (8 CM)