Benefits of Nature's Ocean® Bio-Activ Live Aragonite Sand:

• Collected in its natural environment and packaged in its natural state 
•Just place in tank, add saltwater (for best results use NutriSeawater®) then add fish, no waiting required.
• Instant ammonia cycling
• Perfect for most applications (except Undergravel filters)
• Contains natural live marine bacterial biofilm
• Superior to cultured live sand products

Recommended:

Use a minimum of 1lb Bio-Activ Live Aragonite Live Sand per gallon of saltwater. Set up an appropriate filtering system and allow it to circulate. During the first month introduce no more than 1" of fish per 5 gallon saltwater.

Grain size: 0.5 - 1.7mm