As many of you already know, when we say big at Big Beaks, we mean big! This ladder is BIG! The medium size measures 4"4 long by 9" wide. The six steps on this size will all be approximately 1" in diameter bird safe natural wood and are spaced approximately 6" apart. The cotton is of course bird safe superior cotton, and it has four quick links for hanging, so it doesn't twist when your bird walks across it. Topped off with a few shreddable cheerios to peak your birds interest.