This Dunlop utility work boot is 100% waterproof, insulated, and made from ultra-durable Purofort (PU) to deliver exceptional longevity in the toughest environments. CSA ESR M certified, it offers full metatarsal protection, a steel safety toe, a steel puncture-resistant plate, and a Vibram Fire & Ice outsole engineered to maintain optimal grip in both extreme cold and high heat. A rugged, reliable four-season boot built for intense, heavy-duty work.