Just surfing some sites and found on Fendrihan.com this strop you speak of. Its a new item there. Heres the link to it.
Bison Black Shell Cordovan Razor Strop | Fendrihan Shaving Store
They also have the Horse hide strop too. Both look like really good strops.
Bison Horsehide Premium Razor Strop | Fendrihan Shaving Store
