Choosing the right bathroom mirror involves more than style. Aim for a mirror...

https://codysnewinsight.swiftnestly.com/posts/is-a-30-inch-round-mirror-too-small-for-two-people-exploring-double-vanity-mirror-options

Choosing the right bathroom mirror involves more than style. Aim for a mirror width that’s about 70% to 80% of your vanity’s length for balanced proportions. For lighting, place sconces around 60 to 66 inches from the floor to avoid shadows