Gunne Sax girls dress

Jeunes filles white flower girl Easter flower girl dress. Some wear- both straps are pulled away from dress at the top. photos 4-8 show stains, I haven’t tried to get them out. Photo 9 shows the loop for button is broken. Photo 10 shows a snag on the back. No size tag, measurements are in the photos. I’m not sure what it is based off of measurements, 12 is just a guess.