Many folks have asked for this one and we finally made it.
Mail Bag template
made from
duck canvas: https://makersleathersupply.com/collections/canvas-because-canvas-and-leather-go-together?page=2
Expensive oil tan: https://makersleathersupply.com/collections/janie-sue-odd-lott
Loxx Fastener: https://makersleathersupply.com/search?q=loxx
YouTube Video on how to build this project.
Video 1 is posted, https://www.youtube.com/watch?v=xHNmvB9gCb8&t=4s
Aaron is doing Part 2 today.