Quartet Enclosed Cork Indoor Bulletin Board, 2 x 3 Feet, Aluminum Frame (2363) Highly durable enclosed natural-cork bulletin board secures documents with push pins 1 locking, shatterproof acrylic glass door and aluminum-vented casing Delivers quality performance when communication is needed in any indoor environment Self-healing and high-density backing for maximum pin-holding power, ensuring documents stay securely posted Satin finish anodized aluminum frame with full-length hinges complements any environment