mirror palais midi lady length plunging neck supermodel dress in noir 🖤 size medium- material is a bit stretchy Self: Slinky 96% acetate, 4% spandex Lining: Power mesh 85% Nylon, 15% Spandex. *I also have a dress from them in this material in a small and I would say this fits me just as well because of the material, straps are just a bit longer on me