Women&rsquo;s Brushed Heat Trapping Thermal Warmer Insulated Winter Boot Socks Polar Extreme brand, 7x warmer than regular cotton socks, anti-skid pads on soles. Colors include: Red, Black, Blue, Tan with Stripes, Blue with Stripes, Red with Stripes and Black with Stripes; Heel color may vary on solid color socks Heavily brushed lining for softness & warmth, Moisture wicking for dryness & performance, Long looped thermal pile & extra-long cushion pile 93% acrylic, 6% polyester, 1% spandex Fits womens shoe size 5-9, sock size 9-11