The Iron-Tuff -50F Insulated Coverall Suit is our recommended coverall for providing full body coverage and maximum protection from the harsh elements. The coverall comes with insulated oversized pockets, storm flaps over all the zippers, and a nylon outershell to guard against tears or abrasions. Locking out the wind and water, this garment is rated to -50F to protect you in the most extreme cold environments.Complete protection, supreme durability, Iron-Tuff Coveralls give you all-over warmth in one tough garment. You can search, but youre not going to find such tough, long-lasting coveralls that will protect down to -50F. Work in confidence, comfort and warmth in any frigid environment.Warm. Tough. Iconic. The Iron-Tuff Collection has been proven in the cold for over 65 years. From the Alaska Pipeline to every step of getting food to Americas tables, Iron-Tuff has been there. Extreme durability, legendary warmth its the original way to Master the Cold.