Which packaging innovation revolutionized the wet pet food industry in the early 2000s, eliminating the need for can openers and allowing partial servings to be refrigerated?

In the competitive animal and wildlife product space, packaging innovations can make or break a brand's success. One revolutionary packaging development in the early 2000s completely transformed how pet owners feed their animal companions, creating a billion-dollar sub-category in the process. Test your knowledge of this game-changing product development that set new standards for freshness, convenience, and portion control.

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Purina's resealable pouch technology
Pedigree's cardboard TetraPak containers
Iams' spray-dried powder packets
Hill's Science Diet's biodegradable tray system