Whether you're hard at work or just enjoying the great outdoors, the Econo-Tuff Jacket is the jacket you need when the temperature starts to drop. This warm, lightweight coat keeps you comfortable down to 15°F (-9°C). The inner 6 oz. of polyester fiberfill insulation protects you from cold weather, aided by a durable 200-denier polyester outer shell. With 2 insulated front pockets, you can warm your hands and keep tools or work equipment handy so you can get the job done. 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.