Which company's revolutionary 1960s packaging redesign reduced material usage by 94%, saved millions in shipping costs, and became an industry standard still used today?

Product packaging isn't just about protection and aesthetics—it can revolutionize entire industries and consumer behaviors. Some packaging innovations have dramatically reduced environmental impact, increased product shelf life, or created iconic brand identities that consumers instantly recognize worldwide. This trivia question explores a groundbreaking packaging redesign that transformed both a company's fortunes and industry standards.

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Coca-Cola's contour bottle design
Toblerone's triangular prism package
Heinz's inverted ketchup bottle
Nabisco's Oreo cookie stacking tube design