The biOrb Reef Ornaments are a dramatic and colorful centerpiece for your aquarium. The design is hand crafted by aquatics decor designer Samuel Baker. The sculpture's reef accents are a natural fit to a biOrb saltwater aquarium. Simply slide over the bubble tube in the biOrb. It is easy to fit and remove. The sculpture is suitable for biOrb CLASSIC 60 and 105, LIFE 45 and 60, and HALO 60 aquariums and is 13 inches / 33 cm tall.