Details: Display and protect information behind clear, shatterproof acrylic locking doors. Self-healing natural cork holds push pins tightly and provides a resilient surface that makes it easy to switch out information. Dense fiberboard backing adds stability, and is sealed to reduce moisture absorption and resist warping. Full-length hinges. Board Type: Bulletin Board Width: 24amp;quot; Board Height: 36amp;quot; Surface Material: Cork.