Moisturewicking fabric regulates body temperature during highintensity activities.

The N1 deck jacket was first issued to US Navy servicemen in the early 1940s. Much copied in the years since, this military classic has evolved to become a true style icon in its own right. The Iron Heart take on the N1 remains pretty true to those original jacketsif it ain't broke, don't fix itconstructed with a highly durable whipcord outer shell and a high-density lining blended from sheep and alpaca wool. Of course, weve also given the original design a few innovative upgrades, most notably a hidden chino interlining to enhance wind resistance and a heavy-duty two-way zipper concealed beneath the traditional buttoned storm placket. This creates a formidable winter jacket, seamlessly blending authentic WW2-era styling with modern performance and functionality.

Geometric quilting prevents insulation migration