Vintage Brass Skeleton Key

Old, bent, brass skeleton key with  white turquoise skulls for the back. Brass ball and tubes adorn the back.
What could have been locked up with this key that it tried to escape to no avail?!
The key itself is small - 2" in size.
Features front and back design.
Add a charm and make this special for only $2 more.

Necklace has adjustable lengths from 10" to around 16"

*Condition says refurbished but necklaces are a mixture of old keys and new materials