Iron Heart | IHSH-402-NAV | 12oz Ultra Heavy Flannel Chalk Stripe Work Shirt | Navy No Discount The wax canvas material has

The wax canvas material has been made for the US military by the same family for seven generations

and opened up the overall fit allowing for better movement and comfort

External banknote section

made of 10oz canvas and only gets better with wear and age

both in separate compartments

Iron Heart | IHSH-402-NAV | 12oz Ultra Heavy Flannel Chalk Stripe Work Shirt | Navy No Discount The wax canvas material hasTo a great extent, the ultra heavy flannel (UHF) shirts define Iron Heart: heavy, rugged, but amazingly wearable. The 12oz fabric is woven with Aspero cotton from the foothills of the Andes mountains. They double brush it on the inside and single brush it on the outside, resulting in a very soft yet substantial, thick, warm and windproof flannel. This shirt is a wardrobe staple seen here in the work cut in navy with woven wabash inspired chalk