The patented moisture control system in Wigwam's Terrain Trax Pro Socks works to keep feet dry and blister-free on your outdoor adventures. Luxuriously soft Merino wool combines with breathable mesh for ultimate comfort, while Dri-release technology further aids in moisture transport. FreshGuard antimicrobial treatment helps reduce odors so feet stay fresher longer. Terrain Trax Pro Socks offer a foot-hugging fit, cushiony sole, and a seamless toe closure. Made from a comfy blend of 36% Dri-release, 33% stretch nylon, 28% Merino wool, and 3% spandex fabric. Made in the USA.