Men's Muck Boots Woody Sport Ankle Insulated Boots This 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 our cool weather lining and a rugged rubber outsole, this boot provides warmth and comfort with superior traction for all your winter activities.