Costa Inlet Sunglasses Nylon Made in USA or Imported plastic frame plastic lens Polarized Lens width: One Width millimeters Bridge: 19.5 millimeters Arm: 133 millimeters 2" high Polycarbonate & trivex are your lightest and most durable lens material options C-wall is a molecular bond which is Scratch-resistant 100% UV blockage for maximum protection 100% polarization kills reflected glare