Prada HERITAGE 54TV Sunglasses combine a sleek rectangular metal frame with demo lenses for a bold, architectural look that's ideal for everyday wear. Key attributes: Black | Metal | Demo lenses (non-glass) | Rectangle frame | Full rim | Matte black temples | Dimensions & fit: Lens width: 57 mm | Bridge width: 19 mm | Temple length: 150 mm | One size (57-19) | Fits most faces | Composition & care: Metal (frame) | Demo lens (non-glass) | Clean lenses with a soft microfiber cloth. Store in a protective case. Avoid abrasive cleaners and prolonged exposure to heat.