These leggings were also worn by white colonials, woodsrunners, scouts, spies & Rangers.
Author's finger woven wool garters.
Loom woven wool garters.
Author's legging garters tied at the back by the fringe.
When I made my leather leggings, I simply wrapped the leather round my leg & marked where they needed to be sewn. Then I added a little more to allow for the flap. All stitching was done with linen thread.
I finger wove and beaded my own garters. They are a plain olive green wool.