Curtiss P-36 Hawk
The Model 75 or Curtiss P-36 Hawk was introduced into the United States Army Air Corps in 1938. It was the predecessor of the P40 so didn't see much action with the USAAC, but was used by Finland, the French Air Force and the RAF as the Mohawk.
Sweat Shirts are made from 80% ringspun cotton and 20% polyester. Comfortable to wear at 280gsm with ribbed collar, cuffs and hem. Check the sizing page as this item can be slightly different than other brands.