"Neoprene footwear will give you flexible, all-day comfort and the best protection against the broadest range of acids, corrosives, and contaminants. Only XTRATUF® neoprene pacs offer a "total protection shield" of seamless, watertight protection for the most severe fishing, farm, and work conditions.100% waterproof, seamless constructionFlexible, hand-layered constructionTriple-dipped shells for extra tough, extra watertight protectionChevron outsole and heelPolymeric foam insulationBuilt-in cushion insoles with arch supportMade in USAMens whole sizes 5-14."