Title-Caribsea Eco-Complete Cichlid Sand Product Description- Caribsea Eco Complete Freshwater African Cichlid Sand Is A Minereralogiy Complete Aragonite Substrate. This Special Sand Maintains The High Ph African Cichlids Need Without The Constant Addition Of Chemicals And Provides An Automatic Buffer For The Life Of The Aquarium. Ul Li Maintains The High Ph African Cichlids Need /Li Li Buffers Automatiy For The Life Of The Aquarium /Li Li Adds Calcium, Magnesium, Carbonate And More /Li /Ul The Sands Dark Color Encourages The Richest Coloration In Fishes. Its Unique Composition Re-Creates The African Rift Lake Environment. High Internal Porosity Facilitates Maximum Biological Capacity To Keep More Fish Healthier For Longer! /P