Genuine Ray-Ban Replacement Lenses: Expertly designed for the RB4171 ERIKA model with a 54mm lens size, ensuring a seamless fit and effortless restoration of your sunglasses. Advanced Lens Technology: Experience unparalleled clarity with polarized lenses that reduce glare, UV400 protection, and scratch-resistant durability. ✅ Polarized Lenses for Outdoor Clarity & Glare Reduction: Cut through harsh glare and boost visual contrast with polarized lenses—perfect for driving, water, and bright outdoor settings. ✅ Lightweight, Durable Frames Built for Long Wear: Designed for extended comfort, these frames are made from high-quality materials that feel light yet sturdy all day long. ✅ Includes Full Cleaning Kit for Easy Lens Care: Each pair comes with a microfiber cloth, lens spray, and mini screwdriver to help you clean, adjust, and protect your sunglasses.