Calabria Bi-Focals 4373SB Reading Sunglasses with Matching Case. Great"Cheaters" Readers in the sun with Stylish European Design plastic frame plastic lens non-polarized Lens width: 51 millimeters 5.3" Frame Width 1.5" Lens Height Tinted Bi-Focal Lens Lightweight & Comfortable Frame with Spring Hinges Case Included 100% UVA/UVB Protection