Smartwool Merino 250 Base Layer Quarter-Zip Top Size Large

Whether you're running, hiking or riding, gear up to stay comfortable all day long. Merino wool is one of nature's most advanced fibers, making it an ideal choice for high-performance clothing. The natural ability of wool clothing to breathe, wick moisture and resist odors make it a perfect choice for everything from pitching your tent after a long day on the PCT or shopping for fruit in a bustling Peruvian market. When you're comfortable, everything else seems so much better.