Designed to be a fly fishing lens for the mountain streams of the Rockies, our copper lens proved to be far more versatile and useful. One of our most color-contrasting lenses, and now boosted with ChromaPop color enhancement technology, this lens really delivers an amplified experience maximizing clarity and helping you effortlessly see more detail. This lens is polarized and built on our carbonic platform. Provides 100% protection from harmful UVA/B/C rays.