PREMIUM TITANIUM METERIAL: The entire frame is integrally formed by premium titanium material and highly elastic TR. COMFORTABLE TO WEAR: Functionality meets elegance in a pair of glasses. Structured as a classic D-shaped frame, a blend of titanium of premium metals offers lightweight excellence with a metallic lift in gold or silver. MULTIPLE COLOR OPTIONS: Various colors that adapts wonderfully across outfits and settings. CASE & CLEANING CLOTH INCLUDED: Each pair of BOLON optical frames come with a cleaning cloth and case to clean and protect your eyeglass frames from scratches and damage. WARRANTY SERVICE: A two-year warranty is provided from the date of purchase. BOLON Ultra Lightweight TR & Titanium Trendy Eyeglass Frames BT6025 Shinagawa 51mm, Exclusive Eyewear Brand of EssilorLuxottica