MARGRETHE Eyeglasses by Etnia Barcelona. Color: BL Blue, BLPU Blue/Purple, FU, GR Green, GRBZ Green/Brown, RDBX Red/Red, TQ Blue, WHGD White/Gold, Size: 54-19-142. The MARGRETHE delivers a graceful cat-eye design with sleek lines and a slim profile. The smooth frames are not only stylish but also lightweight, ensuring comfortable wear throughout the day. Made by hand from the finest materials, they are available in a range of whimsical palettes combined with Etnia Barcelona’s signature vibrant accents. A perfect blend of modern chic and timeless elegance, the MARGRETHE dials up the charm to eleven.