0RX6440 irregular optical: these rayban prescription glasses feature a rounded square metal frame for a sophisticated look Case & cleaning cloth included: Each pair of rayban optical glasses come with a Cleaning cloth and case to clean and protect your sunglasses from scratches and damage Visit the rayban brand shop: Click on rayban above the product title to shop the entire rayban assortment Prescription ready: The rayban optical frames feature lenses that can be replaced with prescription lenses so you can enjoy clear vision and protect your eyes from the sun while still being fashionable!