Create a supernatural experience by re-creating the natural world in your home.CaribSea Super Natural Premium Aquarium Substrate is an attractive freshwater aquarium gravel that creates a brilliant underwater environment. It contains unique sized grains that help prevent food and fish waste from sinking deep into the tank bed, make cleaning quick and easy.

Grain Size:

• Typical Size: 3.0 – 5.0mm
• Average Density: 96 pounds per cubic foot.