About This The white fish tank filter media is made of premium ceramic, fits for fresh and saltwater aquariums, which is aqua safe, non-toxic, extremely porous, shine up your tanks water, no more green algae water, help grow beneficial bacteria in the system, and much cleaner version than the black carbon filter. The size of ceramic media rings is about:0.75"(Dia)x 0.6"(H), the good shape and the middle hole allows water flow through, offers more filtration surface area, helps efficient filtration, keeps water clean and fresh, grow good bacteria. These bio filter media are reusable and washable, 1 bags lasts through multiple filter changes and cleanings, and easy to use, you just need to rinse it off, clean the container, and put it back, perfect for fish tank, canister tank, aquarium, ponds, etc. The size of the zipper bags is about: 5.5" x 7.25", the mesh bags hold up pond filter media ceramic rings nicely, are convenient for you to pick up the media rings, make cleaning debris and changing water easy, filter media are ready to use, you just throw the bags into pond sump. Package include 6 lbs TOPZEA bio media rings for aquarium filter, and are separated and packed in 6 mesh zipper bags, each bag weighted about: 1 lbs, you can also adjust the amount according to your needs, the quantity is large enough to use in many aquariums.
