Smartwool Women's Marled Best Friend Black Socks SM (Women's Shoe 4-6.5) wool Hecho en USA Light Cushion: Light cushioning for impact absorption without added bulk Supportive arch brace Sock Height: Crew Knit in USA of Imported Yarn: 61% Merino Wool, 37% Nylon, 2% Elastane Style: SW0SW691