The staple brand works just as well and the name brands for the purpose it was intended. They split the contents into two packages to easily distribute to multiple users.
As a teacher I have been storing binders full of lessons for the past 13 years. These sheet protectors are the best I've tried. Unlike other brands the pockets open easily and 1 - 4 sheets slide in without effort. Even after years of use the plastic holds up and the 3-holes never rip.