Ray-Ban Mega Wayfarer RX0840V 2000 is an oversized Wayfarer-style optical frame that blends a bold silhouette with everyday prescription wearability. The model is designed for strong visual presence and reliable all-day comfort. Key attributes: Black | Acetate | Lightweight | Prescription-ready | Includes original Ray-Ban case and cleaning cloth | Square shape | Thick profile and temples | Dot rivets on front | Dimensions & fit: Lens width: 51 mm | Bridge: 21 mm | Temple: 145 mm | Height: 43 mm | Size: 51-21-145 (Medium) | Composition & care: Acetate