
Mainsail XL Matte Brown Smoke Sunglasses with 580G Gray Polarized Glass lenses by Costa Del Mar
Costa Del MarMainsail XL Matte Brown Smoke Sunglasses with 580G Gray Polarized Glass lenses by Costa Del Mar
Product Description
The Mainsail XL Matte Brown Smoke sunglasses with 580G Gray polarized glass lenses combine bold styling, superior optics, and functional design. As the XL version of Costa’s hybrid frame, this model expands coverage and incorporates performance features for outdoor enthusiasts who demand clarity, comfort, and protection in high-glare conditions.
Key Features
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580G Polarized Glass Lenses for optimal clarity and scratch resistance
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Gray lens tint for true color perception in bright conditions
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100% polarization to block glare from water, roads, and reflective surfaces
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Full UV protection (UVA, UVB, UVC)
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C‑Wall® molecular-bond antireflective / protective coating
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Micro side shields and hooding to reduce side light leakage
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Ventilated nose pads to improve airflow and reduce fogging
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Retainer‑ready temple tips for secure wear
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XL frame design for broader coverage and wrap
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Lightweight, balanced construction for all‑day use
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Includes Costa protective case and cleaning cloth
Specifications
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Frame Color: Matte Brown Smoke
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Lens Color: Gray
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Lens Material: Polarized Glass (580G)
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Fit: Narrow
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Frame Size: XL variant
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Lens Width: 59 mm
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Lens Height: 46.5 mm
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Bridge Width: 18 mm
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Temple Arm Length: 146 mm
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Frame Width: 143.9 mm
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Base Curve: 6 (medium wrap)