You know that feeling you get when you've been wearing sunglasses all day? Well, forget it. This member of our super-light frame-less collection weighs in at a feathery 16 grams. And with TR90 nylon Ballast is as durable as it is comfortable with Premium lenses. Comfortable medium fit. Stainless steel integral hinge. Tough as nails rimless nylon frame. Includes hard sunglass case. 100% UV light blockage for max protection. 100% polarization kills reflected glare and reduces eye strain.Lifetime warranty. Black frames with gray lenses.

Features:

• <p>Premium Polarized 580 Lenses: Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses.</p>
• <p>100% UV Protection: Your Costas absorb 100% of UV light, providing you the best in light management and protection.</p>
• <p>Scratch Resistant and Durable: The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning.</p>