After years of studying how theirboots are worn, Muckdesigned a new upper on theirtraditional Woody Sport outsole. This new ankle height boot features a 100% waterproof, 100% MUCKPROOF insulated upper. It is built to keep you dry and comfortable all day long. This outsole provides exceptional traction on various terrain, whether it be mud, slush, or snow, you can confidently wear this boot no matter the elements. Coupled with thecool weather lining and a rugged rubber outsole, this boot provides warmth and comfort with superior traction for all your winter activities. 5mm Neoprene Bootie for Comfort and Performance bioDEWIX™Dry Footbed Insert Topcover with NZYM™ for Odor Control and Moisture Management Cool Weather Lining: Soft, Insulation, Light-weight, Performance Materials for Warmth and Comfort Lightweight EVA Midsole for All Day Comfort and Support Rugged rubber outsole for traction Muck Boot Company Men's Woody Sport Ankle Boot - Black/Gray