When you buy through our links, Business Insider may earn an affiliate commission. Learn more You've probably heard the term "polarized" in regard to sunglasses, but what does that really mean ...

The oversized square style by Reese Witherspoon creates harmony on a heart-shaped face by balancing its distinct features.

Orlando Bloom's square face shape is beautifully complemented by Wayfarer sunglasses. The classic Wayfarer style, with its ...