Frameless Linen Cork Bulletin Board : Durable natural cork roll with a exquisite linen fabric surface. The linen material brings the bulletin boards to the next level. A stylish addition to any room. Better flexibility, It retains its charm and functionality even after extended use, making it a smart investment for your home, office, school and commercial environment. Note: No glue on the back. High-density Cork Self-Healing Surface : With 1/4" thick dense cork surface, push pins and thumbtacks are firmly gripped to stay in place every time.