Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses.
Your Costas absorb 100% of UV light, providing you the best in light management and protection.
The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning.
Fly Line is made for watermen looking for a tool with proven performance features, wrapped in a modernized design. Taking overall fit inspiration from our best-selling performance frame, Reefton, Fly Line features an 8 base wrap that provides coverage and protection from the elements. Double injected hydrolite on the nose and temple tip aids in comfort & retention, allowing you to better focus on the task at hand. Retainer ready temple tips allow users to affix any retainer of their choice to ensure their frames aren’t lost while exploring.
| L |
|---|
| 1. Frame Width: 136 mm |
| 2. Bridge Width: 13 mm |
| 3. Lens Width: 64 mm |
| 4. Lens Height: 44 mm |
| 5. Temple Arm Length: 120 mm |
Regular Fitting
A large lens front designed to fit those with an average-sized head.
8 Base Curve Decentered - Max Coverage
Frames with maximum-coverage and wrap that help reduce light leak.
Forgot Your Ruler?
Use this handy guide to gauge the fit you're looking for.
All the Way?
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Last Two Pegs?
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Blue Mirror
Best for bright, full-sun situations on the open water and offshore.
- Gray Base
- 10% light transmission
Optimal usage
- Boating and fishing in deep water
- Open reflective water
- Harsh sun
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® 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
U.S. PATENT NO. 7.506.977
Fly Line
Costa Case
