pliofilm

/ˈplaɪoʊfɪlm/
noun
  1. A type of transparent, waterproof plastic film made from rubber hydrochloride, used historically for packaging and rainwear.
    • The vintage raincoat was made of pliofilm, which was lightweight but sticky.
    • Pliofilm was an early plastic wrap, but it was replaced by better materials.
    • In the 1940s, pliofilm was used to wrap food and keep it fresh.