Economy Grade. Used in forging, hot metal handling, castings, molds and other operations that require heat protection.• Three-layer cotton canvas construction offers comfort, insulation and superior heat protection• Burlap lining for increased heat protection• Clute cut provides a roomy fit• Straight thumb increases comfort in closed-fisted work• Nap-out finish for heat resistance• Knuckle strap for extra protection• Band Top cuff helps protect wrist area and allows for easy on and off