Smith Optics Frontman Sunglasses Made in USA Evolve frame CHROMAPOP+ POLARIZED lens polarized Lens width: 61 millimeters Lens height: 42 millimeters Bridge: 17 millimeters Arm: 125 millimeters Anti-reflective and hydroleophobic lens coatings Hydrophilic megol nose and temple pads Out-of-sight spring hinges Medium fit / medium coverage 6 base lens curvature