Costa Del Mar Diego Sunglasses

⚠ WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Introducing the Costa Del Mar Diego Sunglasses, our most advanced sport performance sunglasses yet. Engineered for serious anglers, boaters, and outdoor athletes, Diego combines cutting-edge ventilation, moisture management, and premium polarized lens technology to deliver unmatched comfort and clarity in extreme conditions.

Inspired by San Diego, one of the world's premier fishing destinations, the Diego was built to keep you focused and comfortable from sunrise to sunset -- whether you're chasing yellowtail offshore or targeting trophy bluefin tuna.

Advanced Performance Sunglasses for Fishing & Outdoor Sports

The Costa Diego is designed for maximum airflow, enhanced fit, and long-lasting comfort during intense outdoor activity.

Key Performance Features

• Innovative Vented Spring Hinge System
• Maximizes airflow to reduce fogging and improve ventilation in hot conditions.
• Sweat Management Channels
• Advanced moisture-wicking design helps keep sweat away from your eyes for all-day comfort on the water.
• Flexible Strap-Ready Temple Tips
• Secure, customizable fit ideal for active fishing, boating, and water sports.
• Top & Side Shield Protection
• Integrated shield details help eliminate light leak and reduce distracting peripheral glare.
• Premium Costa 580 Polarized Lenses

Paired with Costa's renowned 580 polarized lenses, Diego sunglasses deliver:

• Enhanced color contrast and definition
• Reduced glare from water and reflective surfaces
• Crystal-clear vision in bright conditions
• 100% UV protection against harmful UVA and UVB rays

These advanced polarized fishing lenses help reduce eye fatigue while improving visibility during long days outdoors.

Built for Offshore Fishing & Active Lifestyles

Whether you're offshore fishing, running the flats, boating, or spending long hours in the sun, the Costa Diego sunglasses are designed to perform in demanding environments.

Perfect for:

• Offshore fishing
• Saltwater boating
• Sport fishing tournaments
• Beach and coastal adventures
• Active outdoor lifestyles
• The Next Evolution in Costa Performance Sunglasses

With industry-leading polarized lens technology, innovative airflow engineering, and premium comfort features, the Costa Del Mar Diego represents the next generation of high-performance fishing sunglasses.

Stay on the water longer with superior glare protection, lightweight comfort, and performance-driven design trusted by serious anglers worldwide.