MJ Boutique's Tortoise Thin Retro Classic Nerd Glasses FREE POUCH Imported plastic frame plastic lens non-polarized Lens width: 55 millimeters Lens height: 43 millimeters Bridge: 20 millimeters Arm: 143 millimeters MJ Boutique Brand Approved and recomened in accordance with the latest guidelines. High end fashion. Very comfortable. Optical Quality. Shatter resistant 1 free carrying/cleaning pouch.