Nordstrom/Gorgeous lace all upper front&back top

Nordstrom/Gorgeous lace all upper front&back top NWNT/ I got this as a gift, don’t have any care tags just the receive. It’s beautiful lace detail around upper part., also has open cut shoulders. Has a button in the back. Size said XL, I tried on and fits more like Medium. Fabric is super soft. Mesures 24”Long 20” arm pit to arm pit See pictures for more details