About This

• Ready to use media bags, convenient use for all types of filters. Good to use in both fresh and saltwater tank.
• Hollow shape enhances biological filtration capacity allowing water flow through and less likely to get clogged. Porous ceramic material maintains a healthy and biological balance for your tank.
• Package includes: 5 bags of Bio ceramic rings. 1 lb each.
• The size of ceramic ring: 5/8"x 11/16". Mesh bag: 8"x 5.5". Plastic zipper.