Express keyhole open back maxi dress size medium NWOT

I purchased this dress years ago, thinking that a medium would fit me. This is too big on me and has been in my closet ever since. I took off the tags when I tried on the dress. This dress is new and has never been worn Measurements are as follows Armpit to armpit: 17" Waist:16" Length from shoulder to bottom:60" Last picture shows measurement of the start of the slit. All measurements approximate Express blue jersey sleeveless maxi dress size medium Beautiful, unique, blue color Keyhole open back Maxi with slits on sides Crew neckline Stretchy and comfortable! Beach, vacation, boho, lagenlook, western, casual, basic, Questions? Leave a comment below!