OfficeMax 4 pack 12" x 12" Cork Tiles Natural corkVersatile, flexible and functionalFor use in home, office or arts and craft 1/4-Inch thick cork tiles are modular to create a customized bulletin board that holds push pins tight Cork tiles can be mounted together or separately. Adhesive tape included for fast and easy hanging in any space; For light use in low traffic work environments Each frameless tile is 12-Inch x 12-Inch, 4 Pack; Natural cork is self-healing for longer lasting use