Expo Dry Erase Whiteboard Marker Fine Black Box of 36 $ 36.00 Product Name: Expo Dry Erase Whiteboard Marker Fine Black Box of 36 SKU (Stock Keeping Unit): 1921062A — this is the internal identifier used by the supplier to track inventory. Pack Size: 36 markers per box. Colour: Black. Tip Size: Fine — designed for precise writing or drawing on whiteboards. Ink: Specially formulated low-odor ink, - Office Supplies-Toner, Inks and Stationery