Emma Domb Vtg Swiss Dot Prairie 70s Hippie Dress Puff Sleeve Bridgerton 

Size 9

Measurements laying flat
Underarm to underarm 16.5"
Waist 14.25"
Length 53"

Has likely been altered shorter at some point. There is a light pink string inside the hem at the bottom.
The orange stripes look like they can easily be taken off. They are lightly tacked on.

There is nothing wrong with the zipper - my mannequin was just too big to zip it up all the way