Neoprene footwear are 100% waterproof with seamless construction. They 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, triple-dipped for watertight protection for the most severe fishing, farm, and work conditions. Constructed with chevron outsole and heel, polymeric foam insulation and build-in cushion insoles with arch support. Men's sizes(unisex)