These unique non-compression socks are knit with custom blended merino wool yarns that combine comfort and style.Ultra Light Cushion Sole Y-Heel Construction Turn Welt Top Seamless Toe Closure Accu-Fit Technology 34% Merino Wool, 34% Rayon from Bamboo, 27% Stretch Nylon, 5% Spandex Women's Sockwell Monarch