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Ray-Ban® 4640


Shiny Black


In Store Only

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Front side measurements 20.0mm 50.0mm 38.7mm
Measurements are typically printed as three numbers inside your frame. Frame measurements may be different depending on the options selected.
Side view measurements 150.0mm

If you already have glasses that fit well, find those frame measurements to use as a guide. We recommend looking for new glasses within:

  • 1-3mm of your current Lens Width
  • 1-2mm of the Bridge Width
  • 4-6mm of the Temple Length
Sizing Guide



Whether you are strolling the sunny beaches of Flordia or hiking the hills of Colorado, the Ray-Ban 4640 is both practical and stylish. Block the rays wherever you go and look great while doing it!