Which candy company first introduced the resealable 'flow pack' wrapper that allows consumers to save portions of a chocolate bar for later consumption?

Food packaging design is a crucial element in product marketing that can make or break a brand's success. Beyond just protecting the contents, iconic food packaging becomes part of our cultural landscape and can remain recognizable for generations. This trivia question explores a fascinating piece of food packaging design history that revolutionized how we interact with a beloved sweet treat. Test your knowledge about the intersection of food innovation and product design!

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Hershey's (with their signature brown wrapper)
Cadbury (with their 'snap and reseal' technology)
Toblerone (with their triangular sealed ends)
Mars (with their 'memory wrapper' that folds and stays closed)