Onyx Sand – 15.4 lb.

Are you looking for a unique way to make your aquarium really stand out? Onyx Sand is a great way to make a statement Pitch-black, sparkling sand, completely safe for fresh and salt water. This sand does have a slight buffering capacity, as well. All natural, no artificial coatings. Ideally suited to planted aquaria and most effective when used alone.

The size and color of the gravel and substrates listed can vary due to natural availability and the resolution of your computer monitor.

For help selecting how much gravel you need for your aquarium,