4-layer 9 mm ThermoPlus™ felt liners add warmth and are removable for easy drying Waterproofed Nubuck leather uppers are triple-stitched to handcrafted waterproof rubber bottoms for long-lasting wear Warm acrylic fleece pile collars help keep snow and debris out of boots Lugged rubber outsoles help you negotiate snow and slush with confidence Seam sealed waterproof construction Everything in great condition except one lace end is missing.