Durable, larger unframed lap board with a plain dry erase surface is ideal for drawing, math or handwriting practice. Almost twice the surface as traditional lap boards. Perfect for students to use at their desks for lessons and drawings. Slim, yet sturdy design. Write, wipe and use again and again with no waste. Durable hardboard backing is warp and chip resistant. Non-ghosting dry erase surface with rounded corners and smooth edges for safety. Dry erase board measures 12" x 18" x 0.125".