A medium lens front designed for those who prefer to cover an average portion of the face.
Nose Bridge:
Premium Polarized 580 Lenses*
Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses.
100% UV Protection
Your Costas absorb 100% of UV light, providing you the best in light management and protection.
Scratch Resistant and Durable
The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning.
For the performance and style you need on and off the water, our Mainsail frames are your go-to pair for every outing and adventure. Built with the same high-quality materials and features you want everywhere from the beach to the big blue, Mainsail frames help keep excess light out with micro side shields and hooding, your frames in place with improved Hydrolite™ grips on the temples and help keep sweat and water out of your eyes with eyewire drains and channels.The Mainsail frames are your day-to-day sunglasses that stay stylish while relaxed on land and ready for anything while out on water.
Model name: Mainsail
Item no: 6S9107 910706 55-18
Frame color: Tiger Shark
Lens color: Gray Silver Mirror
Lens material: Polarized Glass (580G)
Frame fit: Regular
Regular Fitting
A large lens front designed to fit those with an average-sized head.
6 Base Curve - Medium Coverage
Frames with medium-coverage and wrap that value style but still perform.
Regular
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Size: L
Lens curve: Base 6
Gray Silver Mirror
A good everyday choice for activities on the water and land.
Gray Base
10% light transmission
Optimal usage
Everyday activities
Anti-fatigue
Overcast days
Reduces glare, especially off water
Costa 580® lenses
Costa 580® lenses were designed by in-house light spectrum experts to enhance colors because standard sunglass lenses fell short.
The lens' multipatented technology manages light by:
Absorbing Harmful High-Energy Blue Light (HEV)
Enhancing Reds, Greens, and Blues
Filtering Out Harsh Yellow
580® Polarized Lenses
580® lightwave glass
C-WALL® MOLECULAR BOND
GLASS LAYER
ENCAPUSLATED MIRROR
POLARIZED FILM
GLASS LAYER
C-WALL® MOLECULAR BOND
Superior clarity & Scratch-resistance
Glass Provides The Best Clarity In Material
Encapsulated Mirrors (Between Layers Of Glass) Are Scratch-Proof
20% Thinner And 22% Lighter Than Average Polarized Glass
U.S. PATENT NO. 6.334.680 U.S. PATENT NO. 6.604.824
580® lightwave Polycarbonate
C-WALL® MOLECULAR BOND
MIRROR (OPTIONAL)
POLYCARBONATE LENS
POLARIZED FILM
POLYCARBONATE LENS
C-WALL® MOLECULAR BOND
Lightweight, Impact-Resistant
Polycarbonate & are your lightest and most durable lens material options
C-WALL® is a molecular bond which is scratch-resistant
