Express. Size M. Maxi Style. Top front and back are ruched. Open in the back. The top part of the back has the fabric that has rouching then it is open until right up until your lower back and then continues with fabric Off the shoulder. You have two small leaves on your arm that you insert and it rest on that upper arm portion (see image of me wearing for visual) Anytime I wore this dress I'd always get compliments! Super fun bright dress! Soft flowy fabric