Costa BLACKFIN PRO Sunglasses - Matte Gray/Green Mirror 580G Fly Fishing Bottoms the fastest of the three

the fastest of the three

We built this line with a 41 ft

and a lightweight

and stable

Costa BLACKFIN PRO Sunglasses - Matte Gray/Green Mirror 580G Fly Fishing Bottoms the fastest of the threeAn enhanced version of one of the most trusted and well loved frames in the lineup, the PRO series builds off the original look, polarized lens, and performance fit with six angler approved additions designed to keep you on the water longer. Engineered for elite performance, these frames feature a vented and fully adjustable nose pad for a custom fit, while integrated sweat channels and eyewire drains ensure your vision remains clear during high