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The perfect accent to your sunny day or year-round looks. The Ray-Ban 3647N shades feature a round frame that easily stands out with a unique double bridge and slender shape.
Measurements are typically printed as three numbers inside your frame.
If you already have glasses that fit well, find those frame measurements to use as a guide. We recommend looking for new glasses within:
Standard frames typically have a combined Lens and Bridge Width of 64-72.
For glasses with a wider fit, look for a combined Lens and Bridge Width of 72 or more.
For petite frames, look for a combined Lens and Bridge Width of 63 or less.
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