Hold on , Hold out delivers athletic performance with aesthetic appeal, cat eye shaped is designed to flatter the face . Polarized -minimized glare via technology that produces the best polarized lenses on the planet .optimized peripheral vision of 4 base lens curvature .optical precision and impact resistance meet or exceed Z80.3 optical and basic impact standards . UV protection of Plutonite , lens material that filters out 100% UVA /UVB/UVC and harmful blue light up to 400nm.