When the temps start to drop, you'll be glad for TUO Kinetic Merino 250 Base-Layer Bottoms for Men. 250-gram merino wool brings natural odor reduction and exceptional moisture-wicking power, while flatlock seam construction elevates the next-to-skin experience. Built for every adventure, these hunting base-layer bottoms eliminate the guesswork of what to pack first, letting you effortlessly match the rest of your layers to your activity and prevailing conditions. 95% merino wool/5% spandex. Machine wash. Imported.Manufacturer style #: 9060020. 95% merino wool/5% spandex Warm 250-gram interlock fabric Naturally odor-reducing and moisture-wicking Flatlock seams for next-to-skin comfort Elastic waistband for a comfortable fit Helps reduce odors; does not guarantee 100% odor elimination