Invista Launches Navy Blue Cordura TrueLock Fabric For Military FR DuraLight Cordura Canvas Jacket Ariat Crew FR DuraLight Cordura Canvas Vest Navy 10037641 FR DuraLight Cordura Canvas Vest Ariat Crew FR DuraLight Cordura Canvas Jacket Ariat Crew. With its polar fleece lining and flame resistant design, this canvas vest is built to keep you warm and protected on the job. The stretch canvas fabric offers three times the abrasion resistance of traditional canvaswhile giving you plenty of room to move.