Caribsea Super Natural Aquascapes - Midnight River

CaribSea's Super Naturals Aquascapes Freshwater substrate has fish friendly grains, that are smooth, and sand sized. The unique size repels waste, food and other debris from collecting within the substrate bed and reduces nitrates. All natural, pH neutral, no paint, no dyes, no coatings. Includes a premeasured dose of beneficial bacteria to your tank and helps to begin the cycling process.