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30% off frames just for you
Combinable with up to 50% off lenses
SHOP EYEGLASSESSHOP SUNGLASSES

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Costa 6S9107 Mainsail Gray Crystal
sustainable
Polarized

Learn about sustainable materials

Eco-friendly acetate frames
Crafted from 68% organic content with standard plastic replaced by a new plasticizer made from renewable sources and completely biodegradable.



Recycled nylon fiber
Sourced from factory technical scraps, the injection molding process promotes a circular economy while offering the same features as standard materials.



Sustainably sourced lenses
Get the same technical performance as standard lenses but made with 39% bio-content generated by renewable sources such as castor oil instead of petroleum.


Costa
6S9107 Mainsail
Polarized
Polarized- Eliminates glare, increases clarity and enhances contrasts.
Frame:
Gray Crystal
Lenses:
Green Mirror
Use insurance benefits
TOTAL
$ 269.00
TOTAL
$ 269.00

Choose the best Costa Del Mar lens for this frame

You can find them in our lens configurator, just click on “select lenses”.

Costa Del Mar prescription

Featuring the latest Costa 580® lens technology for the most active lifestyles at sea.

Costa Del Mar Authentic lenses

Polarized

Great for outdoors, polarized sun lenses enhance clarity and contrast while reducing glare.

Polazired lenses

All Costa Del Mar lenses are etched with the 580® logo

About this product

frame description:
Frame material:
Injected
Frame color:
Gray Crystal
Gender:
Man
Frame shape:
Rectangle
Frame fit:
Regular
Frame size:
55-18
One size only
Learn more about size
lens information:
Lens color:
Green Mirror
Lens Treatment:
Mirror
Polarized:
Polarized lenses reduce glare while making images appear sharper, for improved clarity and visual comfort.
PRODUCT MEASUREMENTS:
Bridge Width
18 mm
0.7 in
Temple Length
136 mm
5.4 in
Lens Width
55 mm
2.2 in
Lens Height
42.9 mm
1.7 in
Description:
Experience the perfect balance of style and performance with Costa Mainsail sunglasses. These rectangle-shaped glasses feature a matte finish, offering a modern twist to the traditional design. The gray crystal frame color adds a touch of sophistication, while the green mirror lenses provide optimal glare reduction for enhanced clarity. The polarized lenses ensure superior protection against the sun's harsh rays, making these shades ideal for any outdoor activity. Available with prescription lenses.
Costa
6S9107 Mainsail
Polarized
Polarized- Eliminates glare, increases clarity and enhances contrasts.
Frame:
Gray Crystal
Lenses:
Green Mirror
Use insurance benefits
TOTAL
$ 269.00

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TOTAL
$ 269.00
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