Prada PRB18S Sunglasses pair a glossy black acetate square frame with grey lenses for a refined, contemporary look. Designed for everyday wear, they deliver comfort and clear UV protection with premium construction. Key attributes: Black | Nero | Acetate | Total UV protection | Comfortable fit | High-quality construction | Square frame | Glossy finish | Grey lenses | Dimensions & fit: Lens width: 53 mm | Bridge: 19 mm | Temple length: 145 mm | High bridge fit | Composition & care: Acetate frame | Polyamide lenses | Wipe lenses with a microfiber cloth; store in the protective case when not in use; avoid contact with chemicals and abrasive materials.