Arnette Fire Drill Unisex Sunglasses - 2159/87 Gloss Black/Clear/Grey Imported plastic frame Plastic lens non-polarized Lens width: 59 millimeters Bridge: 18 millimeters Arm: 135 millimeters Frame Material: Grilamid Arnette Fire Drill Designer Sunglasses for Adult Non-Polarized Model. Polarized Lenses or Eyewear sold separately. Polarized Lenses is an optional purchase. Please check for Availability