Polarized lenses reduce glare on water, pavement, and other reflective surfaces by filtering light coming from different angles. These special lenses make colors and objects appear clearer, so you can see every detail of the open road, golf course, or mountain trail ahead.
But not every pair of sunglasses is polarized! If you’re looking to buy new shades soon — or figuring out whether or not your trusty pairs are polarized — try one of the five simple tests below. Still not sure? We’ll make it easy for you: