The Oakley SI Speed Jacket Banded Sunglasses come with 3 different lenses, Prizm Daily, Black Iridium, and Prizm TR45 Lenses. Oakley Engineering brings the most versatile protective eyewear forward with SI Speed Jacket. Designed with direct input from Law Enforcement and Competitive Shooters, SI Speed Jacket combines all day fit and comfort with performance attributes in a modern silhouette. Meeting ANSI Z87.1 2015 Optical Standards for clarity, the lens also offers a wide field of view and is assorted with multiple lens variations to include Prizm lens technology. Unobtanium nosepieces provide grip during hot and sweaty conditions, and a thin ear-stem technology is designed for over the ear communication systems compatibility and hat integration. SI Speed Jacket delivers deliver all day fit and comfort, but built for those moments of dynamic and competitive movement.