Quick-Lock Moss Cage
Growing moss is one of the easiest things to do in your aquarium, make it even easier with these rotating lock cages. This two piece system locks itself into place with your moss inside. The cage can then be grown on either face; each side produces a unique arrangement. The interior compartment provides about 8 cubic inches of space for mosses.
Diameter: 3.75 inch, Height: 0.75 inch