Just add slides or mules and you are good to go. Discover the Dalton Short Sleeve Dress by MARIE SAINT PIERRE, a chic black midi T-shirt dress cut from light cotton sponge. Featuring a round neckline and rounded hem, it comes with practical patched pockets for added convenience. Made in Montreal, Canada, this dress is composed of 72% polyester, 10% spandex, and 18% rayon.