Carrera 374 Optical Frame pairs a classic rectangular silhouette with a two-tone black and red finish. Designed as an everyday prescription frame, it combines clear lines with easy lens replacement by an optician. Key attributes: Black | Red | Acetate | Suitable for prescription lenses | Demo lenses (replaceable by an optician) | Rectangular frame | Two-tone black/red finish | Full-rim silhouette | Dimensions & fit: 56-17-150 | Composition & care: Acetate | Wipe lenses with a microfiber cloth; clean frame with a soft cloth and mild soap; avoid abrasive cleaners.