Blue iQuatics Indo Reef Goby Box (7 pcs.)Ships UPS Free! Goby Box contains pieces #2, 3, 5, 6, 8, 9, and 10. All are Goby rocks. These calcium carbonate based rocks are crafted using molds made from some of the finest pieces of live rock found on actual living reefs. Each piece is then hand painted using a safe, non toxic paint to give it a unique appearance. We have been using them in our store's display since 2022, and in our servicing accounts for many years before that. We absolutely