Aquarium Decoration An original and unconventional trunk-style decoration, which is wrapped with a mass of aquatic plants in pink, which will beautifully enliven your biOrb aquarium. Suitable for biOrb aquariums from 30 litres including FLOW 15 and TUBE 15, not suitable for CLASSIC 30 and HALO 30. Dimensions (L x W x H): 163mm x 158mm x 172mm