These magnetic dry erase lap boards are dual-sided with pre-printed lines on one side and blank on the other. This board offers endless uses. The blank side works great for classroom games, math lessons and reminders, while the pre-printed side is great for penmanship and sentence writing. Durable magnetic lap boards are 9" x 12" and can be used with all dry erase markers and any magnetic eraser, or magnets to help organize your supplies. An environment friendly way to learn, as you just write, wipe off and re-use with no waste.Details:Double-sided (plain and lined)9" x 12"3 lap boardsMagneticEnvironmentally friendlyUse with any dry erase marker