Medium Weight Jacket - Orange 8 oz. poly or poly/cotton twill treated with durable water repellant, plus added wind barrier of woven poly or nylon. Nylon taffeta or nylon satin lining, 3M G100 Thinsulate insulation, 3M 8910 Reflective for ANSI Class 2. Discontinued items are non-refundable, non-returnable and limited to stock on hand.