Costa Del Mar Tuna Alley Blackout / Blue Mirror 580P Polarized Sunglasses – XL (62 mm)

Model Code: TA 01 OBMP | UPC: 097963516952
Size: XL (138mm) | Fit: Regular | Lens Width: 62 mm

✨ Overview

Named after the legendary Tuna Alley in the Bahamas – a 15-mile stretch of water where Bluefin tuna migrate through crystalline seas – these Costa sunglasses were engineered for serious anglers and watermen. The Costa Del Mar Tuna Alley offers uncompromising performance with its rugged design, patented ventilation system, and premium 580P polarized lenses.

Designed for harsh sun and open water conditions, the Blue Mirror lenses cut glare, enhance contrast, and ensure unparalleled clarity. Built from Costa’s tough, lightweight nylon with integral hinges, these frames can handle the toughest offshore conditions while providing long-lasting comfort.

Frame Details

• Frame Color: Blackout (matte black finish for a sleek, modern look)

• Frame Material: Bio-based, durable nylon for lightweight performance

• Fit: Regular (designed for average-to-large faces)

• Nose Pads: Non-adjustable, integrated for secure comfort

• Lens Curve: Base 8 Decentered – maximum wrap coverage to minimize light leak

• Design Features: Patented side vent system prevents lens fogging during long days on the water

Lens Technology – Costa 580P Blue Mirror

• Lens Color: Blue Mirror

• Base Lens Color: Gray (reduces eye fatigue in full sun)

• Lens Material: Polycarbonate (580P) – lightweight, impact-resistant, and durable

• Light Transmission: 10% – engineered for bright, full-sun conditions

• Lens Curve: 8 Base Decentered – wider field of view with distortion-free clarity

Benefits of Costa 580® Lenses:

• Polarized Protection: Blocks glare from reflective water and wet surfaces

• Color Enhancement: Makes reds, greens, and blues more vivid and true-to-life

• HEV Blue Light Protection: Reduces eye strain and prevents long-term damage

• Yellow Light Filtering: Improves clarity and sharpens details

• C-Wall® Coating: Scratch-resistant, water-repellent, and oil-resistant for easy cleaning

Size & Fit Guide

• Frame Width: 138 mm

• Bridge Width: 11 mm

• Lens Width: 61.5 mm

• Lens Height: 41.8 mm

• Temple Arm Length: 125 mm

• Fit: Regular (best for average head sizes, but XL lens coverage for full wrap protection)

Ideal For

• Boating & Offshore Fishing – optimized for deep water clarity

• Angling & Sportfishing – reduces glare on open reflective water

• Bright Light / Full Sun – perfect for harsh sun environments

• All-Day Water Use – ventilated frame prevents fogging & enhances comfort

What’s Included

• Costa Del Mar Tuna Alley Sunglasses – Blackout / Blue Mirror 580P

• Costa Protective Case

• Costa Microfiber Cleaning Cloth

• Item is 100% authentic and includes the original packaging.