When it comes to finding fashionable sunglasses, I don't think price matters. You can buy shades from H&M, Forever 21 or Target for under $10 that look great, won't break, and if you lose them while leaning over the edge of some national monument during your summer roadtrip, no one's crying.

But when it comes to your health - that is, protecting your precious eyes from the sun's harmful rays - which is the best route to take? Budget brands or the pricier, designer brands?