Get super comfortable running underwear with a more relaxed fit in the Smartwool Merino 150 Boxer Shorts. These boxers take all of the tech that is famous in the Smartwool boxer briefs and adds a looser fit. They are lightweight, breathable and naturally anti-odor. Plus, they wick sweat with the best of ‘em. The Merino wool is wrapped around a nylon fiber to increase its durability and keep the soft Merino wool next to sensitive skin. These boxers have a fully functional fly and a wide Merino-lined elastic waistband for comfort and fit. Flatlock seams construction is designed to minimize any chafing. The Smartwool Merino 150 Boxer Short brings you performance and comfort for all of your runs or everyday life.