This sign frame is made of 7/16 inch thick high impact styrene plastic with mitered style edges. The black holder is 3 1/2 x 5 1/2 (H x W) with 4 inch (H) stem on a 4 1/2 x 5 1/2 inch centered base. This sign frame can be used in either a vertical or horizontal position on counters, tables and other flat surfaces. The kit is quick and simple to assemble and cards are easily inserted in to the top slot. This sign holder is available in a variety of sizes and qualifies for quantity pricing when 24 are purchased at one time.