Glossier and I go way back to my days at an all-girls high school. I first learned about the holy-grail label while eavesdropping on a girl in my homeroom who was giving her desk mates a tutorial on a ...

Brow mapping is nothing new — makeup artists and microblading technicians have sworn by it for years — but TikTok's bite-size format makes the often-complicated technique a lot easier to digest.