Zeroyoyo Vintage Fish Tank Accessory Resin Mountain View Aquarium Rock Cave Stone Tree Bridge Ornament Decor Material:Resin; Color:As the picture shown; Size: 16*9*15cm(L*H*W) This rockery is made from polyresin and makes an exciting ornament in any aquarium. Make your aquarium vividly ,add to natural color. Fish can hide and Pass through the hole and crannies within. Quantity: 1pc