How thick is this material: Heavy thickness - there is no show through. This flawless dress is sure to bring you both cozy comfort and superb style. This must-have midi dress
features: a cowl neckline, a lined soft knit ribbed fabric, a sleeveless cut, slits at the hem on both sides, and an easy pull-on fit.
Fabric:95% Polyester, 5% Spandex, Lining: 95% Rayon, 5% Spandex
Length:Approximately 39 inches from underarm to bottom hem
Model Height:5 feet, 8 inches
Size Small is designed to fit sizes 2;3; or 4
Size Medium is designed to fit sizes 5;6; or 7
Size Large is designed to fit sizes 8;9; or 10