Burton Women's Expedition Wool Henley Top 90% Polyester/7% Wool/3% Spandex Imported Quick-drying drirelease wool blend with superior wicking action and Next-to-Skin comfort Expedition weight fabric panel on back yoke for added warmth Chafe-Free Softlock seams for comfort Thumbhole cuffs Extra long body: strap in without your shirt Un-Tucking 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 panel on elbows for added warmth Extra long body: strap in without your shirt un-tucking