Thanks for choosing our Zeny products. The 3 step ladder is a perfect tool when you need to climb the proper height for reaching items changing the bulbs or washing the windows in your house office and garage. Just tilt ladder forward and release the metal lock which hide on the bottom of the top pedal then lift up the back of top pedal.You can fold it easily. It folded to just 2 D for storage and transportation. Easy to carry for using indoor or outdoor.