Khombu Womens Irene Suede Closed Toe Ankle Cold Weather Boots Leather Imported Rubber sole Waterproof Rubber Shell To Keep Your Feet Dry And Warm Boa Lined For Added Warmth Suede Leather/Sweater Material Upper Steel Shank For Long Lasting Support Temperature Rated: Tested To Withstand Temperatures Of Up To -20F (20 Degrees Below Zero)