Material: Carbon Steel Color: Black Load capacity About: 150kg/330lbs Item Dimensions About: 2 Steps Expand Dimensions: 42 X 49 X 59cm / 16.53 X 19.3 X 23.2in; Folding Dimensions: 42 X 5.5 X 64cm / 16.53 X 2.16 X 25.2in; Pedal Dimensions: 30 X 20cm / 11.81 X 7.87in 3 Steps Expand Dimensions: 42 X 66 X 84cm / 16.53 X 25.98 X 33.07in; Folding Dimensions: 42 X 6 X 90cm / 16.53 X 2.36 X 35.43in; Pedal Dimensions: 30 X 20cm / 11.81 X 7.87in 4 Steps Expand Dimensions: 42 X 84 X 108cm / 16.53 X 33.07 X 42.51in; Folding Dimensions: 42 X 6 X 116cm / 16.53 X 2.36 X 45.66in; Pedal Dimensions: 30 X 20cm / 11.81 X 7.87in Package Included: 1 x Stepladder Notes: 1. Do not wear hard-soled shoes or slippery shoes when working on a ladder. 2. Two people are not allowed to stand on the ladder and work at the same time. 3. When using the ladder, please place it on a firm and level surface and do not lift or tilt. 4. Make sure the ladder is fully open, it can be used after all four feet are on the ground. 5.Due to the dimension is manual measurement, please allow 1-3cm tolerance, please refer to the actual product.