Laying flat Armpit to Armpit is 15.5". Total length from shoulder is 32"

The Anthropologie Floreat Aveline Lace Long Sleeve Sheer Dress in Raspberry, size 00, is a stylish and elegant choice for various occasions such as travel, parties, or casual wear. This knee-length dress features a square neck, button closure, and beautiful floral pattern on a sheer lace fabric. With balloon sleeves and made from a blend of rayon and viscose, this dress is both lined and stretchy for a comfortable fit. Perfect for the summer, fall, and spring seasons, this dress from the brand Floreat is a timeless addition to any woman's wardrobe.

Light spot on the back of the dress. I didn't even notice it until I put it under my ring lights.  Priced accordingly.