Super Natural Aquarium Substrate - Midnight River 20lbs

pH neutral - will not increase hardness Small, smooth grains are bottom feeder friendly No artificial dyes or paints Free Inside: Live bacteria packet for faster cycling CaribSea Super Naturals is the perfect substrate for any aquarist trying to mimic a natural environment. This all-natural substrate is free of artificial dyes or paints and will not affect the pH or hardness of the water in your aquarium making it a great option for freshwater community aquariums. The small and smooth grain size also makes it safer for use in aquariums housing bottom feeders or sand sifting invertebrates. Midnight River – A dark, small gravel substrate.Typical Size: 1 to 4mmAverage Density: 93 pounds per cubic foot