SmartWool Women's Rocking Rhombus Mid Calf Socks - Past Season Knit in USA of Imported Yarn: 53% Merino Wool, 45% Nylon, 2% Elastane Made in USA Ultra Light Cushion: Non-cushioned for maximum performance in close-fitting shoes Supportive arch brace Virtually Seamless Toe - Decorative scrunch top Sock Height: Mid Calf Style: SW0SB612