Fit & Design: Three-point fit offers comfort and performance that holds lenses in precise optical alignment Lightweight O Matter(R) offers durability and all-day comfort Frame suitable for medium to large faces Optimal precision and impact resistance that meet or exceed ANSI Z80.3 optical and basic impact standards Optimized peripheral vision of 6 base lens curvature Technology: XYZ(R) optics provide maximum clarity at all angles of vision Glare reduction and tuned light transmission of Iridium(R) lens coating Plutonite(R) lens material filters out 100% of UVA/UVB/UVC and harmful blue light up to 400nm Additional Details: Limited Lifetime Warranty coverage against defects in manufacturing materials and/or workmanship California Proposition 65