A carpenter would charge you a mint to install actual wood crown molding, but when it’s 8’ above your head, who can tell if it’s wood or not? Instead, this Easy Crown Molding needs just peel-and-stick installation—you don’t even need a tape measure! Kit includes 12 pre-mitered, lightweight, 53”-long, plastic molding pieces with 3M self-adhesive backs, Just overlap the sections (or trim with scissors) as you stick them on the ceiling. You’re done! Leave it white or paint to match décor. Enough for a 12'6"x12'6" room. textured ceilings require additional work. Makes 12 inside corners. No outside corners