Dynamix Polarized Replacement Lenses for Oakley Offshoot - Multiple Options Frame is not included frame mirrored lens Polarized Lens width: Fits Oakley Offshoot Strong - Meets FDA Drop Ball Test and Z87.1 Test Standards Robust  Thicker than many other flimsy replacement lenses (True impact resistant) Anti-Glare - These lenses are 100% Polarized, which improves contrast & eliminate glare High Levels of Protection - Protects eyes from strong sunlight. (100% UV protection) Lifetime warranty against any dissatisfaction that you may have