Designer eyeglasses and high optical quality. Frame to graduate with glasses with or without prescription, normal vision, anti blue light or sun vision. size guide * Lens width (caliber) 48mm * Bridge width 22mm * Rod length 140mm * Lens height 45mm *SKU: 1269 Materials * Organic acetate of cotton and wood pulp, worked by hand. * Stainless steel core. * Reinforced steel hinges with five teeth. * The type of lens, your choice in optics.