Natural Onyx Aquarium Hides Select Option:B - 10 x 9 x 5 inches - Weight 9 lbs. Especially if you have a

Especially if you have a variety of shapes to work with

and they're ready to use right out of the box

this setup is fabulous

Accent Rocks included

wide and 10" high at the highest point

Natural Onyx Aquarium Hides Select Option:B - 10 x 9 x 5 inches - Weight 9 lbs. Especially if you have aBring a spectacular piece of natural geology and industrial history into your aquascape! Known in the gem and tile trade as Honey Onyx (geologically a premium Honeycomb Calcite), these striking architectural grade stones are authentic byproducts of geological field core drilling. The smooth, perfectly circular holes are created by industrial drill paths, creating the ultimate natural "swim through" tunnels and protective caves for your fish. When