An Exotic Environments Natural Hand-crafted Coral Replica, Artistically Arranged With Artifcial Plants. Coral Florals Series Are Safe For All Freshwater And Marine Aquarium. Blue Ribbon Exotic Environments Fire Coral Cave With Plants 5x 4.5 x 4.5 inches. Skillfully hand-painted in realistic colors, creating an underwater sea-scape of natural looking beauty. Safe for all terrariums and aquariums, freshwater or saltwater.