The Underground Emporium

Fathom Sunglasses - Matte Black Frame with Grey CR-39 Lens Polarized sunglasses are rapidly becoming the standard for use in marine and outdoor activities. That's because nothing can beat its glare slashing performance. Over the past 16 years, Costa Del Mar has been quietly perfecting its ACPS polarizing technology designed to conquer the most extreme outdoor conditions. Now, that same outstanding performance is available in a completely new line of fashion frames to please the most discriminating taste.