MarcoRocks Foundation Dry Base Rock - Premium Aquarium Decoration for Saltwater & Reef Tanks | Perfect for Coral Placement & Natural Aquascaping

Marco ReefSaver is a natural rock that is harvested on land from an ancient reef system buried when the Florida land mass was formed.

Whether you are building a Saltwater fish only, a Reef tank or a Fresh water tank, and even reptile environments, you will love this rock and so will your pets. It is highly porous and beautifully shaped.