Carib Sea ACS01920 Ocean Direct Oolite Sand for Aquarium, 20-Pound, 2 Per Case
Ocean Direct - is different than all other live sand products on the market. This live sand utilizes patent pending Sea Breathe laser technology; which preserves real live sand with its own original bacteria. Every bag of Ocean Direct is alive and breathing with up to 1000 times more beneficial bacteria than other preservation methods.