Ray-Ban RB4257 Woman Round Mirror Sunglasses (Matte Havana Frame/Light Brown Mirror Gold Lens 60925A, 50) Composite frame plastic lens non-polarized Lens width: 50 millimeters Bridge: 19 millimeters Arm: 145 millimeters Model: RB4257. Original Ray Ban Packaging, Case and Cleaning Cloth included. Gender: Women. Plastic Lens/ Polarized Lens Made in Italy