Help Id'ing how this was made?

[•Jackisback™•]

Hiya.
I've got an I.D. card holder (pics below) and I'm just wondering how it was made?
I.E. was it stamped, embossed etc. :confused
Thanks for your help.

Spoiler

 

[Mike J.]

That was probably what they call a hot foil stamp.


-Mike J.

 

[•Jackisback™•]

That was probably what they call a hot foil stamp.


-Mike J.

Thank you very much.)