Smartwool Hike Brilliant Light Crew,Taupe/Taupe, XL (Men's Shoe 12-14.5) (Pack of 2) Knit in USA of Imported Yarn: [hike light] 76% merino wool, 23% nylon, 1% elastane, [brilliant hike] 65% merino wool, 33% nylon, 2% elastane Two different pairs of socks included: one pair of Smartwool Hike Light Crew Socks and one pair of Smartwool Brilliant Hike Light Crew Socks WOW&#8482; (Wool-On-Wool) technology in reinforced sole increases comfort and durability WOW&#0153; technology means more merino in high impact and high wear areas helps reduce shock and abrasion Light Cushion: The ideal cushion for varied trail and road terrain Flat knit toe seam reduces chafing, elastic arch brace provides some gentle support to your feet.