You place the coin on the plastic over the hole, and the holder is folded in half and stapled shut. Another popular and inexpensive coin holder is the coin flip. Inert Mylar plastic is used to construct these coin flips, and they measure 2″ x 4″ with a pocket on each side.
What Does a Coin Have on It?
Robert Thorne
Automotive & Future Transportation Editor
Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.
