View cart “JBJ Replacement Ceramic Ring Bag for 6, 12, 24gal Nano Cube Aquariums” has been added to your cart. Quick View Out of Stock Quick View JBJ 12 Gallon Nano Cube Replacement Sponge $11.00 Read more Quick View Quick View JBJ Nano Cube Replacement Activated Carbon $12.95 Add to cart Quick View Quick View JBJ Replacement Ceramic Ring Bag for 6, 12, 24gal Nano Cube Aquariums $11.95 Add to cart Quick View Quick View JBJ Rimless Desktop Aquarium Replacement Filter Media, 4-pack $13.95 Add to cart