The RB6421 pairs rectangular full-rim construction with unisex squared semi-rim design and contrasting brow and rim/bridge. The model comes with flat temples, and of course, the engraved Ray-Ban logo. Eyeglasses Ray - Ban RX6421, with Frame Squared in metal, they offer a modern and decisive look. The brown color completes the structured design, perfect for those looking for a strong definition in their style. Recommended for round and oval faces, since they add corners and definition to the softer features. Ideal for men and women.