Geyer's framed whiteboards. You can design your own 4'x4' whiteboard that is two-sided. Choose from multiple graphs, Venn diagrams, blank, and more! Our other boards are either wood framed or aluminum framed. The sizes are 9x12, 18x24, and 24x36. There is also a 8.5x11 aluminum framed whiteboard, which is magnetic. Great for leaving notes, pictures, and other fun stuff! Call us today if you can't find what you are looking for.