Arf Pets Dog Wood Stairs offer a beautiful and convenient alternative for helping pets reach their favorite places. The sturdy construction and rich espresso finish means these stairs can be proudly displayed in any home. If needed, these stairs can be folded flat for convenient storage or transport. Safety side rails are built into the design so your pet can climb up and down with confidence. No assembly required. Dimensions: 5 levels Height Adjustment Pet Steps, Measures From 21.5" up to 25.5" height Width of each step is 17" Each step is 6" high and 6" deep For pet use only - no human use.