Influenced by the Y2K trend for bold and futuristic eyewear designs, the narrow rectangular RB4436D frame features a narrow lens shape with ultra-thick temples that give this style a retro vibe, while the signature Ray-Ban logo adds an iconic touch. The straight browline emphasizes the narrow geometric lens shape for an ultra-modern look. Available in classic colors and transparent tones with solid or gradient lenses. Ray-Ban sunglasses sold by authorized sellers, like Amazon, are eligible for all manufacturer warranties and guarantees. Click on the Ray-Ban link above the product title to shop the entire Ray-Ban sunglass and eyeglass assortment.