Online sale price AVAILABLE NOW Costa del Mar sunglasses Tuna Alley Pro Matte Black Costa 580G blue mirror Costa del Mar 097963910774 €267.00 Underwater Highway Mastery – Tuna Alley Offshore Named after the legendary 15-mile sand stretch in the Bahamas where bluefin tuna migrate, the Tuna Alley was built to provide unprecedented vision in open water. These "tough-as-nails" nylon sunglasses are a complete sportfishing tool, designed to spot every detail on the famous underwater highway. Add to cart