SmartWool Women's PhD Short Body: 86% Polyester, 14% Elastane; Liner: 54% Merino Wool, 46% Polyester Knit in Vietnam Regular Fit; Mid-Rise Lightweight stretch-woven outer short with Merino/polyester brief inside Wide Merino waistband for comfort and body enhancing fit; Continuous loop drawcord for adjustability Secure back zip pocket - Size M inseam: 3" (7.5 cm) Style:SW015005