My mom liked them, my dad hated them. There is a bit of a learning curve with them. Distance on top, middle intermediate bottom reading
It screws with depth perception making stairs a challenge and if you drive you'll need a single vision pair. They aren't to be used while driving, I don't drive so it's cool but scrolling on a computer really messes with my eyes, causing headaches. I have a single vision pair I'm just trying to get used to these for work.