Become a walking billboard and endorse your favorite brand, cause or event with our 1 1/2" square celluloid button! Made with a laminate of clear mylar film, this item is long-lasting and durable for any occasion. Also features a full safety pin attachment, a metal shell and either metal or cardboard backing depending on the shape! Great for campaigns, schools, and more! Customize with an imprint and use to spread the word at your next event!