Oakley Women's Drop In Cateye Sunglasses, FROSTED ILLUM BLUE, 58.0 mm Made in US Plastic frame Plastic lens Non-Polarized 100% UV protection coating Lens width: 58 millimeters Bridge: 17 millimeters Arm: 143 millimeters Case included Lenses are prescription ready (rx-able) This is a thin frame designed to ensure comfort with fitted ear and nosepads.