The AquaTop artificial mangrove root décor makes the perfect addition to your aquarium by helping to create a natural look and feel, without affecting your water parameters. These life-like ornaments are made from a non-toxic polyresin that won’t discolor your aquarium water and can also be used in reptile or amphibian terrariums as well. Decoration is made of fish-safe materials and is suitable for both freshwater and saltwater use. Medium size. 6"X4.75"X18.5". Artificial gravel at the BASE. AquaTop product code: mg-18.