MAURO Eyeglasses by Etnia Barcelona. Color: HVBK Havana/Black, BKHV Black/Havana, Size: 53-13-146, 56-14-148. Boasting a sleek rectangular shape with just a whisper of a frame, the MAURO eyeglasses create an elegant, minimalist look. The lightweight design comes with a robust build thanks to the use of the legendary Mazzucchelli acetate. With every element carefully placed and designed with geometric precision, the model provides a fit that's both comfortable and secure. Choose your favorite colorway and step out in style with these unique and vibrant frames.