Feel the difference with Ocean Direct™! Unlike other live sand products, its "Sea Breathe" technology preserves real live sand with its own beneficial bacteria. Every breathable bag of Ocean Direct™ contains up to 1000x more bacteria than other methods, with every grain coated & encapsulated by a thin film of ocean water. This allows superior gas exchange & no noxious buildup of metabolic by‑products, setting up a thriving aquarium in minutes!