Burberry BE4491 Sunglasses blend a classic round silhouette with signature Equestrian Knight details for refined everyday sun protection. Designed for versatile, polished looks from day to evening. Key attributes: Brown | Marrone giallo | Acetate | UV protection | Lightweight | Lightweight construction | Durable temples | Round silhouette | Metal Equestrian Knight logo on temples | Equestrian Knight logo on left lens | Available with classic and gradient lenses | Dimensions & fit: Lens width 52 mm | Composition & care: Frame: Bio-based acetate (at least 50% bio-based) | Temples: Bio-nylon (at least 45% bio-based)