Cosver via Amazon offers its Cosver Men's Polarized Sunglasses in several colors (Silver pictured) for $20.98. Coupon code "BEXYD2AT" cuts that to $11.96. Plus Prime members qualify for free shipping. That's $9 off list price and the lowest price we could find. They're constructed from aluminum-magnesium metal and feature 100 percent UVA and UVB protection. Deal ends June 20.