SmartWool PhD HyFi 1/2 Half Zip Mid Layer Top Mens XL black

X-Large = 38-40" waist 45-48" chest The SmartWool PhD HyFi ½-Zip Mid-Layer Top is a longer length so it stays tucked as you bend and move. Low-profile thumbholes make layering easy, and disappear when not in use. Lightweight back, bottom, and side panels enhance breathability so you don’t overheat, and there's a zippered chest pocket with a grommet to thread your headphones through. Thy HyFi Top is made from super soft, warm, and naturally anti-microbial Merino wool, which is blended with nylon for superb wind resistance. 64% Merino wool/36% nylon fabric Merino wool is soft and warm against the skin – never scratchy Extra long asymmetrical front zip for easy on and off and rapid cool down Flatlock seams eliminate chaffing Lightweight bottom panel eliminates bulk when tucked Zip pocket at chest with Durawelt grommet to thread your headphones through Slimmer fit for easy layering Breathable and moisture-wicking to keep you dry Naturally anti-microbial to resist odor buildup