Ray-Ban David Optical Frame is a metal phantos-style frame that refines everyday looks with a timeless round silhouette. Each frame includes the original case, cleaning cloth, certificate of authenticity and guarantee for easy daily use. Key attributes: Black | Gunmetal | Metal | Compatible with prescription lenses | Includes original case and cleaning cloth | Certificate of authenticity and guarantee included | Round silhouette | Phantos style | Full-rim frame | Dimensions & fit: 49-20-140 mm (lens-bridge-temple) | 51-20-140 mm (lens-bridge-temple) | Medium fit | Recommended for oval, heart and triangular face shapes | Composition & care: Metal | Wipe lenses with the included cleaning cloth and store in the original case; take to an optician for prescription lens fitting.