It looks like the card company Upper Deck is behind these inflated objects. As part of their "Goodwin Collections Museum," they also acquire truly historic items (like a Babe Ruth bat or military items) so they can slice them into tiny pieces and sell them on cards.

A criticism of this destructive practice appears at this link: https://veteranscollection.org/tag/goodwin-champions-museum-collection/

I won't partake