Womens/Ladies Cable Knit Thermal Slipper Socks With Metallic Fibers And Grippers Acrylic, , Ladies thermal cable knit slipper socks with metallic fibers. Floor grippers on underside. Sherpa fleece lined thermal inner. Choice of 3 colors. Choice of 2 sizes: S/M- US 6-8, M/L- US 8-11.