The SmartWool Women's Wrapped Metallic Cable Socks have all the benefits of Merino like temperature and moisture management livened up with metallic hits peeking through, proving that basic definitely doesn't have to be boring. Features:Micro-cushioned. Knit in USA of Imported Yarn: 84% Merino Wool/13% Nylon/1% Elastane/2% Polyester Women's Sizing (Shoe Size Reference): S: 4-6.5 M: 7-9.5 L: 10-12.5 XL: N/A