Black Short Sleeve Seam Detail Shirt Dress Dresses PrettyLittleThing CA Sleeveless Black Dresses & Windsor Sleeveless Shirt Dress in Black Black Midi Shirt Dress, Long Sleeve Shirt Dress, Loose Fitting Dress Stunning Black Collarless Dress Shirt Gem. An everyday midi dress reminiscent of Matteau's best selling shirt silhouette, theSleeveless Shirt Dress in Black is a transeasonal icon. Features include a removable self belt with loops at the side waist, a concealed button placket with bartack detailing and inseam pockets at the hip. Crafted from an organic cotton poplin with a washer finish, this midi has you covered for every moment this season.