Built for cold, snowy winter days in the city, the Durango men´s boots are fully waterproof with a HELLY TECH® membrane.The soles have maximum grip for traction on slippery surfaces.The toe and heel feature protective reinforcement.With the environment in mind, the lining, laces, webbing and rubber components use recycled inputs.Composition:- Upper:100% Polyester (Recycled).- Upper 2:80% Thermoplastic Polyurethane