GS: GradeSchool stands for big children's shoes.
Og: The original generation represents the first year of sports shoes.
There is no QF series.
Extended data:
Other sports shoes suffix
ASG: All-Star Game NBA All-Star Game Shoes.
BHM: Color matching sneakers for Black History Month are released around February every year to commemorate the black movement.
Retro: the replica edition means that it has been sold before and will be put back on the shelves in a few years.
PE: The customized version of the player's exclusive representative is a personal color matching version created by the brand for the player. Generally speaking, it will not be mass-produced and sold.
EP: Enhanced version of engineering performance, high-end basketball shoes with particularly good performance, generally only appear on shoes sold in Asia.