Gently used Ray-Ban ® Liteforce Tech RB4179 sunglasses in perfect condition. They have been worn twice. No visible scratches or damage. They are a perfect combination of iconic design and innovation. A new bio-material made of a semi-crystalline thermoplastic used in aerospace, automotive, and for medical implant technology gives you superior lightness, durability, and comfort in a plastic frame. These rectangular sunnies for men feature a curvacious top bar in a super light injected construction with polarized lenses in a matte black frame. All sales final. Only serious offers will be entertained. Comes with carrying case.