Klim Teton Merino Short Sleeve ShirtKlim's proprietary blend of Merino and nylon compose the Klim Teton Merino Short Sleeve Shirt. Antimicrobial odor resistance extends the time between laundry days. Merino wool helps regulate your body temperature no matter if it is hot or cold, making the Klim Teton Merino SS Shirt the ultimate base layer in any condition.Features: Klim specific blend of 80% Merino wool and 20% Nylon Antimicrobial withmulti-day odor resistance Temperature regulation Shrink and stain resistant Open fit, not too loose and not too tight Soft and breathable