Material:Aluminum Feature:Folding Ladders,Telescopic Ladders Type:Domestic Ladders Structure:Single Straight Ladders Max Laod:150kgd Materail:Aluminium Step Distance:30cm Folding Height:97cm Open Height:4.4m Package:1pc ctn Packing Size:99*49*9cm Optional Size:1.4m to 5.2m Color:RED BLUE BLACK