Check the listing for details. Oynx Arctic Shield X System Boot Socks Great for Hunting / Hiking / Ice Fishing!. Condition: New with tags. Listed at 9.95 USD. Oynx Arctic Shield X System Boot Socks - NEW! ***Great for Hunting / Hiking / Ice Fishing*** X-System socks contain nano-silver technology which controls the growth of odor causing bacteria since the nano-silver particles are permanently integrated into the fibers of the fabric. Independent research and tests by the medical industry and the U.S. Military have proven the effectiveness of this anti-odor process. Constructed of 50% cotton, 39% polyester, 6% nylon, 5% spandex with X-System technology, you won't find a more comfortable pair of socks for the price! FEATURES: 50% cotton, 39% polyester, 6% nylon, 5% spandexX-System technologyNano-silver technologyControls growth of odor causing bacteriaColors: Tan, Olive or CoyoteChoose from M, L or XL