Magic Whiteboard Products Dry Erase Whiteboard Sheets GRIDDED PATTERN 3'x4' 25 Perforated Sheets (MW2125) THE ONLY GENUINE MAGIC WHITEBOARD GRIDDED WHITEBOARD ON A ROLL that sticks with static to any flat surface GRIDDED WHITEBOARD helps keep your work neatly presented 25 PERFORATED SHEETS are included in each 65 ft. Long roll.