S173BG Knox XL Black/Gray

The Knox XL takes the boldness of the original Knox and amplifies it for those who prefer a larger, more commanding style. Built for comfort and endurance, Knox XL doesn’t just meet your expectations, it exceeds them. Equipped with NYPO® Technology, these lenses offer expansive clarity and superior UV protection, ensuring you're ready for anything. 

The fusion of rugged durability and sleek design makes Knox XL perfect for those who know that being bold isn’t just about being size; it’s about making every moment count. Step into a larger-than-life style with Knox XL and make your statement with Knox XL.