Princeton Eyeglasses by Barton Perreira. Shape: Wayfarer, Material: Acetate, Color: Black Amber Tortoise, Champagne, Chestnut, Coy, Crystal, Dusk, Heroine Chic, Matte Golden Honey, Matte Tortuga Gradient, Sulcata Tortoise, Umber Tortoise, Size: 46-22-146, 49-22-148. Meticulously crafted by hand in Japan, a single pair of Barton Perreira frames is a real work-of-art with exquisite details and stunning silhouettes. Every facet and every angle of Barton Perreira glasses is brought to life with virtuosity and precision. Made from the premium-grade Japanese acetate and titanium, they fit like a tailored suit. In addition, the frames are wired with an adjustable foundation to align perfectly with the wearer’s face, while maintaining its shape.