FIT & DESIGN: Polarized lenses provide anti-glare visibility and comfort Lightweight nylon lenses eliminate distortion while providing the sharpest range of vision Ri-Pel(TM) scratch-resistant lens coating repels dirt, oil and water for use in all weather conditions Sturdy frames offer a secure fit and provide all-day comfort during outdoor activities Rubberized temple tips and nose pad provide additional comfort and a more secure fit Lenses by Carl Zeiss Vision deliver optimal visual precision ADDITIONAL DETAILS: 100% UV protection from the sun's harmful rays 55-18-145 Frame