Serengeti Dorwinn Progressive Prescription Sunglasses Lens Options::Non Polarized Drivers w/Anti-reflective Backside (amber) A new bio-material made of

A new bio-material made of a semi-crystalline thermoplastic used in aerospace

Polarized:  NP Blue Hydro

Named for Louise McPhetridge Thaden

easy-to-wear style

total width 139 Lens Material:  Natural Mineral Glass Frame Fit:  Temple 142

Serengeti Dorwinn Progressive Prescription Sunglasses Lens Options::Non Polarized Drivers w/Anti-reflective Backside (amber) A new bio-material made ofSERENGETI DORWINN PROGRESSIVE PRESCRIPTION SUNGLASSES THE DORWINN Fit: Large Gender: Both SPECIFICATIONS Polarized: Optional Photochromic: Yes, Light Adjusting Lens Size: 62x46mm (Width x Ht) Lens Material: Trivex or Mineral Glass Frame Fit: Temple 140mm, Bridge 15mm Frame Material: Metal Base Curve: 6x Frame Features: Spring Hinges Send Prescription with Pupil Distance to FlightSunglasses@gmail. com SERENGETI LENS TECHNOLOGY