Oval Polarized Sunglasses with Durable High Nickel Metal Frames. metal frame composite lens polarized Lens width: 55 millimeters Lens height: 38 millimeters Bridge: 17 millimeters Arm: 130 millimeters Premium TAC polarized sunglasses Constructed of durable high nickel metal frames Equipped with durable spring hinges to retain shape and always provide a comfortable fit Polarized lens eliminates glare and provides clear vision Free Microfiber Cleaning Case