I bought this in XS but had to send it back because it's too big. Also, the fabric appears to be the sort that would stretch out of shape after a couple of washes. That said, it's a nice design.
Emerge Textured Knit Tunic
Style Number: 42710
Cotton/viscose/nylon/angora. Long sleeved knit tunic with rib detailfront and back. Front and back waist gather detail.