TITANIUM & TR COMBINATION: The entire frame is integrally formed by premium titanium material and highly elastic TR. MYSTERIOUS AND ELEGANT BUTTERY: An elegant combination of transparent butterfly-shaped front frames complemented with titanium temples in rose gold. Give your everyday look an instant lift. 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 Titanium & TR Elegant Lady Butterfly Eyeglass Frames BA6167 51mm, Exclusive Eyewear Brand of EssilorLuxottica