After being advised that I would be wise to wear nomex while flying my Mustang, I purchased an Alpha CWU-45/P. A Cockpit Authentic MA-1, plus Cockpit CWU-55P, and an Alpha Vintage B-15 were already in my closet.
All of the jackets are size L, but the Alpha jackets run small.
All of the jackets are size L, but the Alpha jackets run small.