Balenciagas Diva Butterfly Sunglasses combine a sculpted butterfly frame with high-coverage sun protection, ideal for everyday and statement wear. Key attributes: Black | Acetate | 100% UVA/UVB protection | Lens category 3 | Bio-nylon lenses | Nano BB logo metal plate on both temples | Not suitable for optical conversion | Butterfly shape | Dimensions fit: Temple length: 14.5 cm | 5.7 | Bridge length: 2.2 cm | 0.87 | Standard fit | Composition care: Acetate (frame) | Bio-nylon (lens)