HELLO!! First, I'm so happy to have found this forum as it has been so educational on the path to finding the "right" leather jacket for me. I had to take a leap of faith and order a few jackets in order to learn how sizing works and what is best for my tall, skinny self. THAT said, I have a few jackets that I had made in 2020 (Thurston Bros) that just aren't quite right for me. I need to make another order with some adjusted shoulder measurements, but I need to sell the ones I have first in order to fund that Size 38 Aero Board Racer in Russet Badalassi - P2P: 20.5" Length: 25.8" Shoulder: 17.5" Arm: 27" Size 40 Aero Board Racer Russet Badalassi - P2P: 21.5" Length: 25.5" Shoulder: 17.75" Arm: 26.5" Size 38 Aero Board Racer in Brown Steer CXL - P2P: 20.75" Length: 25.75" Shoulder: 17.75" Arm: 27"