This is about 2 Uncut regular keys with metal head.
One key for ignition/doors and the other for the trunk/glove box.
A total of two blank keys.
You can take it to most hardware stores, home improvement centers or locksmith shops to cut it and duplicate your original key.
They fit on:
Ford Mustang (1967 - 1993)
And many other Models. If you have any question, just ask!