The evolution of the line miner . The Line Miner Pro sets new standards in clarity and field of vision. With a 20 % larger field of vision compared to the original model and a single-layer lens design, it minimizes distortions and reflections. The eco-friendly frame is made from bio-resin, the strap is crafted from recycled polyester, and the sustainable packaging reflects Oakley's environmental commitment. With two lenses included, you are ideally equipped for changing light conditions.Prizm™ LensesPrizm™ lenses adapt to weather conditions and ensure optimal color representation, enhancing depth perception and significantly improving visibility. The lenses are injection-molded under extreme pressure using impact-resistant Plutonite® to create precise contours with optically correct geometry and clarity.