Made from corrugated paperboard, this cat tower is sturdy and functional. The large size allows all cats to enjoy this activity gym. If you're artistic, you can easily decorate this to match your interior decor! It comes with two towers and two bridges with many holes and lookouts for your cat to hide and be part of all the action! - Overall size measures 36" W x 24" T. Each cube 11.75" x 12". - Includes 2 scratchers for the bottom cubes of the playhouse. - Ships flat and is easy to put together.