Dimension:Height about 7.4 inch,length about 5.5inch, wide about 3.1 inch. Perfect for use in small and medium size fish tank (5-50gallon), and doesn’t take up a lot of room. (Air Pump is Not Include) Appearance: This castle is like a fish’s house, this is an amazing aquarium sculpture, it is like a fantastic and moving castle. When you add it to your aquarium, your pet fish will also have a home. Detail: The fake moss makes it look realistic and its hollow inside. Your cute pet betta fish or other smaller fish can go in and out of the fish cave to sleep, rest, hide, play, and breed. Increase the natural scenery in the fish tank to enhance the vitality of the fish. Resin Material: Use ECO-Friendly resin material, suitable for all aquariums and fish. Non-toxic, non-polluting, durable, and will not fade. If you accidentally break it, don’t worry, just a little glue can restore it immediately. Long Life: The base of the aquarium betta decoration is flat and can be stably placed on the