Reptile Polarized Replacement Lenses for Suncloud Sunglasses in 45 Color and Power Options PERFECT FIT | Precision-cut, guaranteed to fit, and compatible with your Suncloud sunglasses. 60 day satisfaction guarantee and 1 year manufacturer warranty.BEST MATERIALS | Made from injection-molded CR39. More durable and lightweight than glass lenses. Meets ANSI Z80.3 impact resistance standards.100% POLARIZED | Made for the outdoors, where sunglasses are used. 100% Polarization Kills Glare and Reflected Light - Polarized lenses mitigate glare by using a film applied to the lenses. The filter on polarized sunglasses removes glare by absorbing the incoming horizontal light, while still allowing vertical light. What we perceive as glare is usually reflected horizontal light.100% UV PROTECTION | Protection against harmful UVA, UVB, and UVC rays.45 Color & Power Options in Standard Sunglass Lenses or Bi-Focal Reading Lenses in the Strength of Your Choice Spruce up your frame with brand new Exclusive Reptile brand Polarized Replacement Lenses. High Quality without the massive retail store markup.