Features:- Inspired by the protected salt marshes composing half the terrain on its namesake island, the Catherine is a fine, refined frame perfect for effortless elegance. Featuring soft cat-eye lenses and core-wire temple designs pulled straight from the waves, this 6-base, Bio-Acetate frame is a no-brainer for all your on-or-off-water adventures. On St. Catherine’s and elsewhere, we protect our environment to keep it pristine as long as we can. With this frame, you can do the same with your eyes — along with all the memories you have yet to make.- 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.- Del Mar Sunglasses inspired by a life on the water, colors, patterns and textures that capture the spirit of the sea.- Costa 580® lenses were designed by in-house light spectrum experts to enhance colors because standard sunglass lenses fell short.- The lens' multipatented technologymanages light by:- Absorbing Harmful High-Energy Blue Light (HEV).- Enhancing Reds, Greens, and Blues.- Filtering Out Harsh Yellow.