Ferguson by Paul Smith. Shape: Square, Material: Acetate, Color: Black/Havana, Crystal Gray/Havana, Crystal Light Brown/Havana, Havana/Khaki, Size: 52-20-145. Inspired by art, music, and everyday life, Paul Smith glasses are eclectic and colorful. They are subtle silhouettes with generous proportions and sophisticated details that feature the unbeatable combination of color and pattern. Meticulously constructed from the premium-grade Italian metal alloys, acetate, rivets and lenses, Paul Smith glasses are durable and reliable pieces, which makes them a perfect choice for fashion-forward individuals who appreciate both luxury and premium quality.