Polyplast

Polyplast was a high density, shockproof material. The datatape cartridges housed in the Citadel Tower's vault on Scarif—including the one containing the Death Star plans—were all sealed in a polyplast casing.Star Wars: Rogue One: The Ultimate Visual Guide
==Sources==
*Star Wars: Rogue One: The Ultimate Visual Guide 
*Star Wars 100 Objects
==Notes and references==
Category:Compounds