ZISS Bubble Bio Moving Media Filter for Fish ZB-300

-World's first Aquarium Bubble moving media filter

-Excellent biofiltration by direct oxygen supply

-Stable filteration by self cleaning filter media

-Physical filteration by contined filter sponge

-World's smallest moving media (ZM-1)

Works with airpump (not included in this package)

SIZE 3.25''x10''