This deck is the Napoletane 97-25. It is from the Spanish regional style of Italian playing cards. The Size of the Deck is 3 1/2" x 2". Although played throughout Italy, it is most commonly played in the Campania region.
This is a plastic-coated playing card made of triplex cardboard. Triplex cardboard is thicker and meant to last longer than a normal plastic-coated playing card.