Sockwell Women's Tweedy Socks 44% Merino Wool, 44% Rayon, 10% Nylon, 2% Spandex Made in US Link by Link Patterning Ultra flat toe seam for superior in shoe comfort Spandex throughout the sock ensures an uncompromising fit from the beginning to the end of the day Y Heel shape design for better fit Non cushion sole Link by Link Patterning Ultra flat toe seam for superior in shoe comfort Spandex throughout the sock ensures an uncompromising fit from the beginning to the end of the day Non cushion sole