The Engineered Aragonite! CaribSea's marine substrates are recognized worldwide for their purity and precision. CaribSea aragonite is purposely engineered and free of impurities such as ash, metals, pesticides, and silica which allows you to create a safe and beautiful environment for your fish and invertebrates. The 30 pound bag of CaribSea Aragamax Sugar-Sized Sand has a typical size between 0.25 mm and 1.0 mm and an average density of 96 pounds per cubic foot.
30 lb bags are a heavy weight item and do not qualify for free shipping.