Poodle Skirt Pattern Making A Skirt From Scratch! Need Advice.?

Making a skirt from scratch! Need advice.? - poodle skirt pattern

Aloha, I make a poodle skirt for my sister and I are working without a model (actually my first time). I know she wears a 14, I believe, make the skirt at the waist of 35 cm. But I'm quite sure how to remove it) (the size. It is no more to prove, as I have a sort of dress himself. Any tips on how to calculate the size or removing the belt?