Ralph By Ralph Lauren RA5309U 6133T5. Frame color: Transparent Light Brown; Lens color: Polar Gradient Brown; Frame material: Injected. Sunglasses Ralph Lauren RA5309U, with a square frame in injected, are the perfect accessory for those who love a decisive style. The brown color and brown lenses give a modern look. Recommended for round and oval faces, since they add definition and structure to the features. Ideal for women.