Fit & Design: Regular fit sunglasses Polarized West coast style straight bridge frames with a high bridge fit Spring hinges Blocks 100% of harmful UV rays Polycarbonate lenses are lightweight and impact-resistant Technology: Costa 580(R) lenses were designed by in-house light spectrum experts to absorb harmful high-energy blue light (HEV), soften harsh yellows, and enhance reds, greens, and blues C-WALL(R) technology has a scratch-resistant molecular bond and repels water, oil, and sweat for easy cleaning Additional Details: Lens case and cleaning cloth included Made from bio-based materials