Grand Banks 472BF Polarized Bi-Focal Sport Reading Sunglasses in Black or Tortoise plastic frame plastic lens polarized Lens width: 66 millimeters Grand Banks Polarized Bi-Focal Reading Sunglasses 100% UVA/UVB Protection 100% polarization kills reflected glare and reduces eye strain Semi-Rimless Sport Wrap Design Includes Official Grand Banks Hard Case & Cleaning Cloth