Lightweight tall sinking rocks for aquarium

3D printed hollow aquarium safe PetG rocks for any sized aquarium. extremely lightweight however fully sinking. perfect for cichlid tanks, but can be used for any aquarium, especially nice when black rocks are used over white sand, or vise versa Every rock is unique though meant to be taller and more narrow like cliffs. Size ranges from 3-5 inches wide, and 5-8 inches tall. If you want a specific color, please specify in the notes section of the cart. Colors currently available can be found on the main collection page for 3D parts.