Our dry erase static Cling grids are made with high quality materials. The dry erase film “clings” to smooth, flat surfaces without adhesive! perfect for use on whiteboards! 24" x 24" Size is ideal for demonstrations or at-the-board work. reusable. Rolls up and stores compactly. 24 x 24 square grid, with 1" squares, features bold x and Y Axis. For use with dry erase markers. For the deluxe version of this graph check out our Easy-Cling Version!