How to make a ballet origami shoe

(page 10)

17th picture of ballet origami shoe

17.

Rotate the origami shoe model by 90 degrees.

Prepare to apply a valley-fold which correspond to the mountain-fold of the step #16.

18th picture of ballet origami shoe

18.

Start applying the valley-fold of the step #17 by inserting the flap in the pocket.

If you have a difficulty in these steps, you are welcome to write a question below.