CaribSea Arag-Alive Black Sand 10lb

Arag-Alive! makes it easy to set up an aquarium. It’s ready to work, clears quickly, and contains millions of live bacteria to cycle super fast and create a natural biological balance. Arag-Alive! suppresses the dreaded new tank syndrome, compresses the ammonia cycle, and discourages nuisance algae.

Typical Size: 0.25 – 3.5mm
Average Density: 80 pounds per cubic foot