Package shrink is, by no means, a new tactic to either the consumer or manufacturer.

FORBES: What? America's Favorite Brands Are Slimming Down, Too?

Though most instances of package shrink happen stealthily, some marketers, such as PepsiCo, make it up by publicly announcing the changes.

FORBES: What? America's Favorite Brands Are Slimming Down, Too?

Regardless, some consumers are bound to complain as Consumer Reports found that some instances of package shrink were as high as 20 percent.

FORBES: What? America's Favorite Brands Are Slimming Down, Too?