Before revision: The two most popular styles for these are dual lenses set in metal frames (which are often confused with Aviators ), and "Wraparound" (a single, smooth, semi-circular lens that covers both eyes and much of the same area of the face covered by protective goggles, combined with a minimal plastic frame and single piece of plastic serving as a nose pad).
After revision: The two most popular styles for these are dual lenses set in metal frames (which are often confused with aviators ), and wraparound (a single, smooth, semi-circular lens that covers both eyes and much of the same area of the face covered by protective goggles, combined with a minimal plastic frame and single piece of plastic serving as a nose pad).