Ready to use media bags, convenient use for all types of filters. Good to use in both fresh and saltwater tank.
Ceramic rings and bio balls with inside sponge offer large surface area for efficient biological filtration. Hollow shape rings enhances biological filtration capacity allowing water flow through and less likely to get clogged.
Ceramic ring size: 1/2"x 1/2"; Bio ball size: 1" in diameter. Mesh bag size: 8"x 5.5". The zipper of the mesh bag is plastic.
Package includes: 1 bag of bio ceramic rings and 1 bag of bio sponge balls.
Using the combination of these 2 filter media for a better biological filtration.
