Stella Mccartney bio-acetate sunglasses contain a minimum of 54% bio-based carbon content. Stella Mccartney eyewear brings our conscious vision into focus through bio-acetate and sun bio-lenses made from renewable resources, maintaining our luxury perspective while reducing our carbon emissions and dependence on oil-based plastics. Square shiny black bio-acetate sunglasses with distinctive metal pins on the front, Falabella chain on the temple and solid smoke lenses. 100% UV protection Solid lenses Logo on top of the temples Case and cleaning cloth included Bio-acetate Imported SIZE 55mm lens width 14mm bridge width 135mm temple length Style Code: 0400014205663