Oversized cardigan. I wear a large and sometimes xl and I wore this easily. Very lightweight and flowy. silk and tencel blend. In good used condition. tags: Eileen Fisher oversized cardigan, size small medium open front sweater, women's lightweight flowy cardigan, silk tencel blend sweater, Eileen Fisher open cardigan, oversized open front sweater, Eileen Fisher size S/M cardigan, flowy silk blend cardigan, comfortable oversized sweater, Eileen Fisher silk tencel blend