Fits Authentic Oakley M2 Sunglasses Only. Do NOT fit Oakley M2 XL or other variations. Made of top quality HD polycarbonate Extremely durable, light-weight, and scratch resistant 100% Polarized with anti-Glare technology 100% UV400 protection against UVA & UVB Rays Meets and exceeds all current FDA Impact Resistant Safety Standards Exceeds the European Safety Standard EN 1836:2005 A NicelyFit Product, Always Fits Nicely. 1 Year Warranty. 100% Satisfaction or 100% Refund with No Need to Return. NicelyFit Replacement Lenses are professionally crafted to precisely fit into your authentic Oakley M2 sunglass frames. These lenses feature: Made of top quality HD polycarbonate Extremely durable, light-weight, and scratch resistant 100% Polarized with anti-Glare technology 100% UV400 protection against UVA & UVB Rays Meets and exceeds all current FDA Impact Resistant Safety Standards Exceeds the European Safety Standard EN 1836:2005 Exceeds ANSI Z80.3 Standards One Year Warranty.