Columbia Thunderstorm Polarized Resin Sunglasses Resin frame Composite lens Polarized 100% UV protection coating Lens width: 60 millimeters Lens height: 35 millimeters Bridge: 13 millimeters Arm: 130 millimeters Thunderstorm Rectangle Eye: 58/Bridge: 13/Arm: 130 Polarized. Logo signature at upper right lens Plastic