Poupette St Barth Sasha Mini Dress Black XS Extra Small. Fabric: Lightweight weave. Pleating. Fringe trim. Crochet trim. Flutter sleeves. Mini dress cut. V neck. Short sleeves. Shell: 100% viscose. Unlined. This Poupette St Barth mini dress with short sleeves is an effortlessly draped style that's rich with romantic detailing. Can also be worn as a beach or pool coverup. Relaxed loose fit with a v-neck.