Mainsail is a blending of style and performance, made for those water lovers who care just as much about style as they do about the functionality of their gear. Just like its namesake, Mainsail should will be your go-to piece for all adventures.Mainsail is a male, sporty square design made from light weight bio-resin. Double injected hydrolite temples and nose pads secure the fit and deliver all day comfort. Subtle side shields offers light blocking without reading overly functional. Versatile and adventure ready.
Mainsail is a blending of style and performance, made for those water lovers who care just as much about style as they do about the functionality of their gear. Just like its namesake, Mainsail should will be your go-to piece for all adventures.Mainsail is a male, sporty square design made from light weight bio-resin. Double injected hydrolite temples and nose pads secure the fit and deliver all day comfort. Subtle side shields offers light blocking without reading overly functional. Versatile and adventure ready.
in 5 offers
last seen 15 May 2026
The lowest price we last saw for Costa 6S9107 Mainsail Gray Crystal - Man Sunglasses, Green Mirror Lens was $276.80 at Sunglass Hut, compared across 5 retailers (last seen 15 May 2026). Prices may have changed since.
The all-time low we recorded was $256.80 on 11 Mar 2025.
Prices last updated 15 May 2026.
Costa 6S9107 Mainsail Gray Crystal - Man Sunglasses, Green Mirror Lens
Mainsail is a blending of style and performance, made for those water lovers who care just as much about style as they do about the functionality of their gear. Just like its namesake, Mainsail should will be your go-to piece for all adventures.Mainsail is a male, sporty square design made from light weight bio-resin. Double injected hydrolite temples and nose pads secure the fit and deliver all day comfort. Subtle side shields offers light blocking without reading overly functional. Versatile and adventure ready.
Mainsail is a blending of style and performance, made for those water lovers who care just as much about style as they do about the functionality of their gear. Just like its namesake, Mainsail should will be your go-to piece for all adventures.Mainsail is a male, sporty square design made from light weight bio-resin. Double injected hydrolite temples and nose pads secure the fit and deliver all day comfort. Subtle side shields offers light blocking without reading overly functional. Versatile and adventure ready.
Last updated at 15/05/2026 00:30:17
COSTA Mainsail Gray Crystal - Man Sunglasses, Green Mirror Lens
Free delivery between 22–29 May
Mainsail
Free delivery between 26–28 May
Costa Del Mar Mainsail Polarized Sunglasses - Gray Crystal / Green Mirror
Free delivery
Costa Mainsail Grey Crystal Green Mirror 580G
Costa Del Mar 6S9107 MAINSAIL Full Frame Mens Sunglasses, 910704 MAINSAIL GRAY CRYSTAL GREEN MI (GREY)
Delivery $55.33
originally posted on lenscrafters.com
Very clear quality lenses.
originally posted on sunglasshut.com
They feel really light on my face so are comfortable to wear. They also look good and fit my face shape well
originally posted on dillards.com
Great setvice
| FIT | Regular |
| EXCLUSIVE | FALSE |
| CUSTOMIZABLE | FALSE |
| ENGRAVABLE | FALSE |
COSTA Mainsail Gray Crystal - Man Sunglasses, Green Mirror Lens
Free delivery between 22–29 May
Mainsail
Free delivery between 26–28 May
Costa Del Mar Mainsail Polarized Sunglasses - Gray Crystal / Green Mirror
Free delivery
Costa Mainsail Grey Crystal Green Mirror 580G
Costa Del Mar 6S9107 MAINSAIL Full Frame Mens Sunglasses, 910704 MAINSAIL GRAY CRYSTAL GREEN MI (GREY)
Delivery $55.33
Very clear quality lenses.
They feel really light on my face so are comfortable to wear. They also look good and fit my face shape well
Great setvice
Just as advertised. NIB. will buy again!!
The box was open and these glasses were previously used as labels and other standard Costa del Mar parts of the package was missing. Cleaner cloth etc.
| FIT | Regular |
| EXCLUSIVE | FALSE |
| CUSTOMIZABLE | FALSE |
| ENGRAVABLE | FALSE |
