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Product DescriptionHoning your technique is the key to mastering fly fishing - and also how we approach the craft of making sunglasses. That's why these sport frames have patented vents on the side to make sure that, when things heat up, your lenses stay crystal-clear. And even when the wind's blowing, their integral hinges will keep them steady and in place.
Each pair of Costas features 100% polarized lenses, providing complete UVA, UVB, and UVC protection. Lifetime warranty against defects in materials and workmanship.
Costa 400 Lens
Made for anyone who lives on the water. Designed for adventure and built to perform with superior clarity, contrast, and definition. Durable 400G Lenses are made of LightWAVE glass that's 20% thinner and 22% lighter.
Blue Mirror Lens is made for the open water. Delivers maximum contrast and color in full sun while eliminating glare. Allows a minimal 10% light transmission.