25 years of doing brows and lashes taught me this: symmetry isn't the goal
I've been a beauty artist for 25 years — eyebrows, eyelashes, makeup, henna, all of it. The #1 mistake I see people try to fix on their own before coming to a pro: chasing perfect symmetry.
Your face is not symmetrical. Nobody's is. One eyebrow will always sit slightly higher, one eye slightly different in shape. When you shape brows to match each other exactly, you end up fighting your own bone structure — and it looks off, even if you can't say why.
What actually works: shape each brow to complement the eye above it, not to mirror its twin. Same logic applies to lash application — the lash length/curl that flatters your left eye might need to be subtly different on the right.
This is also why at-home brow kits and generic lash strips often look 'not quite right' even when technically applied correctly — they're built for an idealized symmetrical face that doesn't exist.
If you've ever felt like you 'can't get your brows right' no matter what you try, it's probably not you — it's the assumption that both sides should match perfectly. They shouldn't. They should both look good on YOUR face.
— Sksalon