Step 1:
This paper is about 18x18 centimeters and purple on the backside.
Prefold in half

Step 8:
Press flat, use glue or tape

Step 6:
Prefold both edges to the centerline.
Then turn the model

Step 9:
Glue/tape into a skirt.

Step 5:
Prefold in half.

Step 7:
Make three edges, the mountain-folds are already prefolded.

Step 3:
Make three edges, the mountain-folds are prefolded

Step 2:
Prefold both edges to the centerline.

Step 4:
Fold over the upper line first.

Done!
This is a DIY video tutorial for making the layered skirt:

Comical cartoon with fashion dolls

Fashion dolls wearing Origami skirts