Overview
The Ray-Ban RB4391D is a modern, unisex sunglass model that blends classic wayfarer influence with a fresh, flat-lens design. Available in a variety of finishes and lens treatments, it delivers both street-smart style and reliable eye protection.
Key Features:
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Unisex full-rim frame crafted from high-quality plastic for durability and comfort
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Flat-lens design provides a crisp, contemporary profile while retaining classic proportions
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Available in multiple frame colors (such as Black) and lens variants, including dark grey and polarized options depending on the version
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100% UVA & UVB protection across all lens variants
Sizing & Fit:
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Lens width: ~65 mm
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Bridge width: ~18 mm
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Temple (arm) length: ~145 mm
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Fit type: Medium-Large to Large — offers bold front presence while maintaining comfort for a variety of face shapes
Why Choose the RB4391D:
The RB4391D combines timeless design cues with modern detailing, making it ideal for urban wear, travel, or everyday use. Its flat-lens aesthetic and versatile frame/lens options ensure both style and function, backed by Ray-Ban’s trusted build quality and optics.
Product Details:
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Model: RB4391D
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Frame Material: High-quality plastic
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Frame Shape: Rectangular / Wayfarer-inspired / Full Rim
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Lens Options: Dark grey solid, polarized variants (depending on version)
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Gender: Unisex
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Protection: 100% UVA & UVB