Jack Wolfskin Kids' Iceland Passage HIGH K Snow Boot Fabric or Textile Imported Rubber sole Shaft measures approximately mid-calf from arch winter boot / synthetic fabric / removable inner boot / extra warm lining / anti-slip winter sole / waterproof rubber galosh / snow cuff / water-resistant, robust textile fabric and water-resistant synthetic fabric NANUK: warm and comfortable fleece lining / removable inner boot / snow cuff with draw cord WOLF WINTER FUN K: winter sole with anatomically shaped rubber galosh; provides good grip on ice, snow and slush and remains flexible in cold temperatures WINTER GRIP: special rubber compound and tread pattern for good grip in low temperatures / comfort temperature to -30/-22F / reflective detailing / lacing system with draw cord