The Adirondack silhouette features waterproof leather and suede construction with Xerogel insulation for warmth in cold conditions. A high tongue provides protection, combining heritage design with modern performance. waterproof membrane bootie construction waterproof leather waterproof suede gusset leather upper cuffable shaft rear pull tab front pull tab wool blend lining wool blend insole wool blend sockliner poured pu footbed with bio-based content sugarcane eva midsole vibram® outsole with icetrek rubber compound cold-weather rated to -32°c xerogel insulation