Burton Women's Expedition Wool Pants 90% Polyester/7% Wool/3% Spandex Imported Drirelease wool blend Ultra Fast-Drying and highly breathable with superior wicking action and Next-to-Skin comfort Expedition weight fabric panels on Butt and knees for added warmth Chafe-Free Softlock seams for comfort Women's-Specific contoured waistband with stash pocket Ultra fast-drying and highly breathable drirelease wool blend: 90 percent polyester, 7 percent Merino wool, 3 percent Lycra Superior wicking action and next-to-skin comfort Expedition weight fabric panels on butt and knees for added warmth Women's-specific Contoured waistband with stash pocket