Oakley HSTN Sunglasses update a classic round silhouette with a modern round lens and Razor Blade–inspired terminals, combining bold styling with performance-driven design for sport and lifestyle use. Key attributes: Gray | Nero | Advanced lens technology | Designed for sport and lifestyle performance | Performance-oriented terminal design | Advanced optics for improved visual clarity | Modern round lens shape | Razor Blade-inspired terminals | Round silhouette blending classic and contemporary styles