Lauren Gosciminski is hand tooling leather in Dublin, New Hampshire. This is one of her leather guitar straps and she has a variety of other items she makes as well. You can visit her Etsy shop via this link: TheLeatherSmithy
And you can also follow her shop on Facebook via this link: TheLeatherSmithy
And you can also follow her shop on Facebook via this link: TheLeatherSmithy
This post can also be found on the Leather page above.