The Tibetan leather flint pouch (aka strike a light) is properly known as a "mechag" (me = fire , chag = iron) or fire iron. This Tibetan flint pouch is decorated with ornate silver and bronze ornamentation with an inset red bead which appears to be a replacement for the original bead. The pouch would have been secured to the wears belt with the attached leather strap.
This is large strike a light ...the strike plate spans 6.5 inches and the purse including handle is 5 inches high...an wide old leather strap adds another 6.5 inches The size and ornateness of this pouch indicates that it would have been worn as costume decoration during festival.
Flint was an essential and valuable item for nomadic and indigenous cultures and as such was frequently carries in pouch specifically designed for its use.