J. Crew Puff Sleeve Squareneck Top in Cotton Poplin. Fitted bodice with seaming details. Smocked back that stretches. Zipper down the back. Short sleeve with puff sleeves and cropped fit. Also has snaps, bra keepers, to keep the blouse in place. Almost a bustier or corset style. Color is a bright neon yellow/green.  Item has a small mark on the back, as shown in photos.  Women's size 14 Summer 2023 style Approximate measurements with the garment laying flat: Pit to pit: about 19 inches Length: about 21.5 inches