Use neon dry eraser markers on this economical, unframed 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 18 x 24 x 1/8 inch.