Ray-Ban Vista RX6421 54 Unisex FrameStyle that works hard. The Ray ban Vista frame embodies a perfect blend of classic elegance and modern sophistication, making it an ideal choice for those who appreciate timeless design. Crafted from high quality metal, this unisex frame in sleek black offers a robust yet lightweight experience, ensuring comfort throughout the day. The square lens shape adds a touch of contemporary flair, suitable for a variety of face shapes and personal styles.