Includes two room rolls to create the authentic boiler room appearance. The bottom roll is 4' high x 25' wide and has the appearance of basement cinder blocks with pipes at the top. The top roll is 4' high x 25' wide and gives the appearance of a boiler room with bright orange light and a network of pipes. Made of lightweight plastic. Suitable for indoor or outdoor use. This is an officially licensed Nightmare On Elm Street and Freddy Krueger product. New Line Cinema