Cosmetic Selection Criteria

My criteria for choosing cosmetics is,

If someone says it's good, I buy it; almost 80 percent of the time, that's how I do it.

As for the rest, I consistently use the decent ones I've been using.

Actually, the oldest one I use is about two years old. That shows just how often I change things.

And since it's a burden if they cost more than 30,000 won each,

There was a cap.

Do you Unpa members have any criteria when choosing cosmetics?