Imagitarium Special Black Aquarium Substrate simulates the endless depth of a clear cool night sky Varying shades of midnight blue ebony and onyx artfully play against the shimmering scales of your salt or fresh water fish This aquarium gravel creates a calming sanctuary and aids in maintaining a sound ecosystem for your pets

Special Black Aquarium Substrate from Imagitarium Helps simulate a positive natural environment Promotes the growth of healthy bacteria which breaks down waste Reduces the amount of unhealthy debris in the water