Costa Mainsail XL Sunglasses expand the popular Hybrid Frame design to suit a wider range of water adventurers. These sunglasses offer enhanced coverage with micro side shields and hooding that minimize light leakage and shield from the elements. Vented nose pads boost airflow, reducing fogging for clear vision during active use. Retainer-ready temple tips provide secure attachment options, ensuring your sunglasses stay put while you explore. Experience durability, comfort, and reliable performance tailored for serious outdoor enthusiasts.