Composite frame Composite lens Polarized Mirror Coating coating Lens width: 55 millimeters POLARIZED HD VISION LENS - 100% UV400 Protection Lens, Blocks 100% Harmful UVA,UVB & UVC Rays. ANTI-SLIP NOSE PADS - The Keyhole Nose Bridge is comfortable to wear and adds a twist to the Retro style design. HIGH QUALITY LIGHTWEIGHT FRAME - This weight-free feature enables you hardly feel them on your face and long-time wearing without fatigue. YOUR MUST-HAVE ACCESSORY - Women's Polarized Sunglasses for Cycling Bicycle, Driving, Running, Fishing, Holiday, Party, Climbing, Trekking or Outdoor Activities.