Ray-Ban RX 8901 Optical Frame pairs a lightweight acetate front with rigid carbon-fiber temples for reliable everyday prescription wear. The square silhouette and slim profile suit daily use and extended comfort. Key attributes: Blue | Bluette cobalt blue | Acetate | Lightweight | Full-rim frame | Moulded plastic nose pads | Carbon-fiber temples | Compatible with prescription lenses | Square frame | Straight temples | Subtle Ray-Ban logo on temples | Dimensions & fit: Lens width 55 mm | Bridge width 17 mm | Temple length 145 mm | Composition & care: Acetate | Carbon fiber