Author: Subhan Ali

Key Takeaways Seven out of ten people who sit down in a Herman Miller Aeron chair size B never need to think about sizing again. That's not luck — it's body math. Herman Miller built its size chart around real population data, and the middle bracket happens to cover the widest slice of adult heights and weights walking into office supply stores and home offices alike. But here's the thing: a lot of buyers skip the sizing step entirely and just grab whatever's in stock. Then they wonder why the seat depth feels off or the armrests never quite line…