Ray-Ban Mega Wayfarer Optics frames deliver a bold square silhouette with a propionate construction, designed for everyday prescription wear and confident visual coverage. Key attributes: Black | Propionate | Prescription compatible | Saddle bridge | Straight temples | Stable fit | Square frame | Full-rim | Thick frame | Mega Wayfarer silhouette | Dimensions & fit: Lens width 51 mm | Bridge 21 mm | Temple length 145 mm | Lens height 42.6 mm | High bridge fit | Standard face coverage | Medium size (51) | Composition & care: Propionate | Wipe lenses and frame with a soft, lint-free cloth; avoid abrasive cleaners and harsh chemicals; store in the provided case when not in use.