Features Curvature 6 Base Curvature Frame Technology 3 Barrel Stainless Steel HingeLens Type Nylon Fit Medium FitCurvature
6 Base Curvature - The base curvature corresponds to the curve of the lens. The higher the number, the higher the curve. 6 base styles have a “flatter” look. 8-9 base curves hug closer to the face. Lens Type
Nylon - A lightweight, durable, high-clarity lens material.