Use neon dry erase markers on this economical, unframed lap board with a plain black dry erase surface for doodling, math or handwriting practice and more! Quality write-and-wipe surface is non-ghosting. Hardboard backing is warp and chip resistant. Rounded corners and smooth edges for comfort and safety. Adhesive squares included for mounting.Measures 9" x 12" x 0.125".Pack of 4.