Metal frame Composite lens Polarized UV Protection Coating coating Lens width: 57 millimeters Lens height: 38 millimeters Bridge: 18 millimeters Arm: 139 millimeters 【Spring Hinged Metal Frame】---- Made with durable metal alloy; Spring hinged temple for a comfortable custom fit. 【Skin-friendly Nose Pads】---- Environmental & skin-friendly silicone nose pads. Elastic and weight-free features enables you a long-time wearing without fatigue. 【100% UV400 Protection & Polarized Lenses that Eliminate Glare】---- Blocks the harmful sun's rays from damaging your eyes which can cause deep wrinkles, cataracts, macular degeneration, and cancer in and around the eye. 【Includes Microfiber cloth, Pouch】---- Microfiber cloth is for keeping them clean. ⭐ZHILE TEAM listen carefully to each customer's comments/suggestions, and continuously upgrade our products to provide buyers with a better purchasing experience. If you have any questions, just let us know and we will provide 100% satisfied service. Show more