Here is another cat home and scratcher for your feline friends. The Kitty City Bubble Window Cat Cubby is made of corrugated cardboard. It is easy to assemble without any tools. It has a top dome to let the light in. It also serves as a peeping spot for your cats.
This cat home measures 23.5” w x 20.5” h x 13.125” d. You can find out more about it here.