Presentations and projects will be taken to a whole new level with the unique look of a cork project sheet. Lightweight and rigid foam board with a self-healing cork finish cuts easily with a knife or razor. Perfect for mounting photographs and artwork or can be cut to size and framed as a bulletin board. Boards measure 20" x 28" with 3/16" (5mm) thick, dense white polystyrene foam core and white on back of sheet. Pack of 25 sheets.