C2 20 lbs Activated Carbon Charcoal in Mesh Bag Aquarium Fish Pond Filter Media, 5 lbs Pack, 4-Pack

C2 5 lbs Activated Carbon Charcoal in Mesh Bag Aquarium Fish Pond Filter Media,4-Pack, Total 20 lbs Removes odor, colors, organic pollutants. Removes toxic compounds, medications. Phosphate free and keeps water crystal clear. Safe for freshwater and marine aquarium. The zipper-design media bag is reusable. The zipper is made of plastic. Size of mesh bag: 12”x 10.5”. Diameter of carbon pellet: 4mm. Includes: 20 lbs of activated carbon in 4 mesh bags. 5 lbs each bag. Note: As with all carbon, rinse carbon well to remove excessive dust before use.