Serengeti Bormio Progressive Prescription Lens Options::PHD Trivex | Non Polarized 555nm w/Anti-reflective Backside (green) Polarized: Yes Lens Color: Neutral

Polarized:  Yes Lens Color:  Neutral Grey

no image goes unnoticed

Includes a case

Satin Silver

Serengeti Bormio Progressive Prescription Lens Options::PHD Trivex | Non Polarized 555nm w/Anti-reflective Backside (green) Polarized: Yes Lens Color: NeutralSERENGETI BORMIO PROGRESSSIVE PRESCRIPTION Serengeti Bormio is light weight and fits comfortable on your nose. It uses 555nm lens and then adds a reflective blue coating that blocks more light. This makes it idea for boating and water activities and enhances the lens' eye protecting capabilities. The Bormio lenses use Serengeti's light weight Trivex lenses. All Serengeti lenses offer the latest in photochromic technology, which constantly lightens and