An athlete favorite, the SmartWool Men's PhD Light 195 Wind Boxer Brief features a nylon face and 100% merino wool next to your skin. Wear this Nordic skiing, or cold weather running. Flatlock seam construction eliminates chafing. 100% polyester and 100% merino wool construction. Jersey and rib knit. Windproof front panel for increased protection. Flatlock seam construction is designed to eliminate chafing. Logo elastic waistband with wool terry loop next to skin. Form fit midrise. Avg. inseam: 4.75 in. Avg. weight: 3.88 oz. Import.