5/16" Self Adhesive Cork Board Squares are 5/16" thick x 12" x 12" self-adhesive cork squares made from natural cork. Suitable for cork wall coverings, cork pin & tack bulletin boards, acoustic wall tiles and more. Cork is a natural sound and thermal insulator. Cork's natural properties resist mold and mildew and are hypo-alergenic. Each Self Adhesive Cork Tiles is 1 sq. ft. (5/16" x 12" x 12"). Each box contains 6 square feet of tiles. Each square has full coverage self-adhesive backing. Cork Board Cork Board Squares are eco-friendly as no trees are cut down in the production of cork. Bulk available.