SSLR Men's Semi-rimless Polarized Sunglasses metal frame anti-reflective lens polarized Lens width: 67 millimeters Lens height: 40 millimeters Bridge: 24 millimeters Arm: 141 millimeters The sizes refer to the width of one lens in millimeters. Polarized, 100% UV400 protection coating. Protective case included. Frame material:high quality aluminum-magnesium. The lenses use of thickened lens, more wear-resistant, clearer of sight. Made in China