Seachem Flourite Black Sand, 7 Kg/15.4-Pound : Amazon.ca: Pet Supplies
Lo-Tech 10 gallon betta community tank, it's about two weeks old. Sand stone / Black sand front / fluval stratum shrimp specific behind the rocks with a black sand cap/ 1 betta /
Nano Build - My Fluval Evo 13.5 build | REEF2REEF Saltwater and Reef Aquarium Forum
Amazon.com : Fluval Betta Sand, Decorative Aquarium Gravel, Black : Pet Supplies