Survey untouched waters while wearing the Costa Del Mar Caballito Polarized Sunglasses, and you"ll discover a whole other level of visual clarity thanks to the new 580P polycarbonate lenses. Even under the harsh, mid-day sun, these retro-style shades block out harmful UV rays, cut through distracting yellow light, and provide a level of unmatched contrast. Toss on this workhorse of the Costa Voyager series and relax your eyes while you hop a plane or toss a line into the great blue yonder.