The only work jacket out there that can keep you protected down to -60°F (yup, you read that right). The Extreme Softshell Jacket from RefrigiWear takes keeping you warm to the "extreme." Comfort-rated to -60°F, the jacket features a double front zip to regulate warmth, a reflective interior to trap warm air, and an adjustable waist seal to combat drafts. With over 600 total grams of insulating power, the Extreme Softshell is the ultimate winter, freezing environment and extreme conditions jacket! Bonus features include 2 waterproof pockets, extending sleeves with inset thumbhole cuffs and reflective piping trim for enhanced visibility. When the cold warns you to stay at home, take it to the Extreme. Sizing Instructions: For the most accurate fit, take your measurements over the base layer of clothing you intend to wear with this RefrigiWear gear (such as thermal underwear, jeans or a sweatshirt) and refer to the size chart for this product.