Suit with a sewn-on hood. 11.25oz high-loft polyester fiberfill insulation for coldness protection. Tear-and-abrasion resistant nylon outershell. Water-repellent, wind-tight finish. Storm flaps over all zippers. Bound seams to seal out drafts and extend durability. Bulk knit heavy-duty nylon cuffs. Cozy fleece collars. Draft-sealing elastic back band. Thermometer pocket on sleeve. -50°F comfort rating.