The Charles Leonard Dry Erase Lapboard Class Pack is the ideal learning tool in the classroom. It includes 12 durable, 1 sided, white Masonite lap boards that measure 9 x 12 inches each, a box of 12 pocket style dry erase markers with bullet tips in black and a 12 pack of 2 inch multi-purpose erasers. These lapboards are an easy way to learn, as you just write, wipe off and re-use with no waste.