Keep the mobility without losing the warmth with the waist-length Iron-Tuff Polar. The RefrigiWear Iron-Tuff Polar Jacket is waist length giving you plenty of mobility, features bound seams to seal out the harsh cold, and is Comfort Rated to -50°F. With heavy-duty zippers, a water-repellent, wind-tight outershell and insulation to keep you comfortable even at sub-zero temperatures, the Iron-Tuff Polar is perfect for protection in the most extreme environments. Don't worry about staying warm the entire day. Durable, warm and ready to work, the Polar jacket has got your back.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.