Costa Tuna Alley Pro Sunglasses Select Color:Matte Black - Gold Mirror 580G An interchangeable lens system includes

An interchangeable lens system includes a bonus clear lens for low-light rides

Larger Fit: This frame is crafted with a larger fit to flatter square and oblong face shapes

they come with polarized lenses that bump up contrast and block out glare

from the superlight frame down to the nose piece

You can count on the Smith Vert PivLock™ sunglasses for a distraction-free feel and a widescreen view that lets you get in the zone whether you’re letting it rip downhill or measuring your effort on a climb

Costa Tuna Alley Pro Sunglasses Select Color:Matte Black - Gold Mirror 580G An interchangeable lens system includesAs recognizable as the sandy shelves between islands in the Bahamas that Giant Bluefin run through each spring, Costa's Tuna Alley frame now comes with an updated style and PRO Series upgrades. This legacy frames updated vent system is backed up by six fish spotting features to help you do it like the pros: Sweat management channels and eyewire drains, improved Hydrolite rubber, adjustable nose pads, top hooding and side shields, and metal keeper