Costa Rincon Polarized Sunglasses - Shiny Black/Green Mirror - Like the California point break it was named for, the Rincon has a classic West Coast straight bridge, wrapping style lines and edgy curved temples. Made from our castor plant bio-based resin, the big frame and sharp angles of Costa’s Rincon sunglasses reflect the classic right point break and the hard-charging surfers who champion the sport. With Rincon’s spring hinges and polarized lenses, the Rincon is a great oversized style for most or a perfect extra large fit for “big heads”. You know who you are. Costa 580 lenses were designed by in-house light spectrum experts to enhance colors because standard sunglass lenses fell short. The lens' multipatented technology manages light by: Absorbing Harmful High-Energy Blue Light (HEV) Enhancing Reds, Greens, and Blues Filtering Out Harsh Yellow