Smartwool Merino Baselayer Men's Med Fitted Base Layer / Tailored Fit Smartwool 150* 100% Merino Wool / Midweight Color: Burnt Orange Size: Medium >Pit to pit Measurement: 20" Super Soft touch Merino! A warm essential for Outdoor -Active! From the Mountains to the Cabin! MERINO MATTERS: Merino works naturally with your body's heating and cooling system, so you can do what you love comfortably.. and odor-free!