Carrying a messenger bag really weighs down on one shoulder - change that by turning the strap into a "normal" double strap bag
2 D rings
Extra Nylon Straps
Step 1: Cut the Strap !
Cut retention band and sew to cut strap
Step 2: Sew Latch Points
Sew nylon straps to bottom corners of the messenger bag and attachment to the top
Step 3: Wear It!