Sturdy Aluminum Step Ladder: Made of aircraft-grade aluminum, the ladder is lighter and the weight capacity is up to 300 pounds; The embedded beams between the frame ensure that the ladder will not shake and triangular structure support is stable when you climb the ladder Ladder Dimensions: Open size: 25.4 x 17.5 x 32.3 inches Folding size: 34.4 x 17.5 x 1.9 inches; The top rung height is 2ft 2 inches; The reachable height is 8 ft 9 inches for reference; Suitable for daily home cleaning up and organization