Quartet Cork Board, 2 Doors, Bulletin Board, Enclosed, 4&#39; x 3&#39;, Outdoor, Corkboard, Aluminum Frame (2124) SELF-HEALING CORK  Durable, self-healing cork helps extend the life of your board. Holes will re-close when push pins are removed, which helps prevent crumbling over time. WEATHER RESISTANT  With its water-resistant, shatterproof tempered glass doors and aluminum-vented casing, this board was built to resist the elements. Comes with a 20 year warranty. DURABLE DESIGN  The natural cork and aluminum frame add a classic look to any location. Easily blending into outdoor environments, it will be a great addition to your space. LOCKING DOORS  Each bulletin door comes with a key to help keep your documents safe. Display your documents without the fear of removed items or unwelcome additions. ACCESSORIES INCLUDED  Comes with mounting hardware and one key per lock. For best results use Quartet Accessories, sold separately. Board measures 4' x 3'.