Underwater Treasures brings you this fun and fantastic Sunken Medallion aquarium ornament to help you build your dream custom aquatic environment. These incredibly realistic decorations are hand-crafted and painted using only the highest quality materials. Underwater Treasures ornaments are all non-toxic, and safe for use in both freshwater and saltwater aquariums. The Small Aerating Sunken Medallion includes built-in airline tubing. Enhance the appeal of your aquarium with any of these exciting decorations!