The cone's material is cedar shingle in the Roofing section. It got really weird at the top. Share this:FacebookTwitterEmailPinterestLinkedInEXERCISE 207_JIHYUN LEEExercise 207 Comments (0) Join the discussion, leave a reply! Cancel comment Comment Name Email Website Notify me of follow-up comments by email. Notify me of new posts by email. This site uses Akismet to reduce spam. Learn how your comment data is processed.