Gymnastics Uneven Bars for American Girl Doll or 18 inch doll. 23 inches long, 21 inches high for the tall bars, and 16 inches high for the short bars. Bars are thick enough for doll hands to fit around. Mat is 24 inches by 13 inches. Uneven Bars disassemble and, along, with mat fit into handy carry bag. Suitable for outdoors or indoors. Doll not included of course. Very light assembly required for shipping purposes.