All Serengeti lenses offer the latest in photochromic technology

Premium Mazzucchelli inlay lends a fashion-forward spin with the strength of metal and the comfort of acetate

Neutral Grey Lens Material:  SuperThin Glass

Bridge 23 Base Curve:  6x Frame Features: Metal Embellishments

Randolph Concorde Progressive Prescription Sunglasses<span> -Atlantic & Cobalt Blue</span> Select Size:52 (Small) All Serengeti lenses offer theRANDOLPH CONCORDE PROGRESSIVE LENSES Fit: 52mm (small), 57mm (med), 61mm (large) Gender: Both Stunning Cobalt and Atlantic blue multi layer mirrors that reduces glare and provides a neutral all purpose tint for mirrored sunglasses. Atlantic Blue Grey Base lens with Blue Flash Mirror Cobalt Blue AGX Green Base Lens with Blue Flash Mirror Not Available Anti Reflective backside coating, Blue Wave HEV Blue Light Management, 100% UVA and UVB.