Music Staff Boards are great for teaching and practicing music fundamentals! Bright white board contains 4 staves with blue lines spaced 3/8" apart and 7/8" of blank space between them. Boards feature a non-ghosting dry erase surface with smooth, rounded edges and corners for comfort and safety. Hardboard backing is warp and chip resistant. Boards measure 16" x 11" x 0.125" overall.