Get the benefit of readers and sunglass all in one. Equipped with our patented C-Mate technology, these Costa Ballast reader sunglasses are the perfect balance of performance and function, whether it's spotting a new place to uncover or reading a map. Without any visible line separating the bifocal area, these performance fishing men and women';s Voyager reader sunglasses make for a seamless day spent exploring, discovering and tying one on. With three power ranges of +2.50, +2.00 and +1.50, we have the perfect pair for any taste.