Porsche Design P8991 A427 Sunglasses combine precision engineering with clear, glare-free vision. This model pairs a matte black acetate frame with polarised lenses for driving and outdoor use. Key attributes: Black | Acetate | Polarised lenses | UV400 protection | Full rim frame | Includes case and microfiber cloth | Prescription-ready | Square frame shape | Matte black finish | Green gradient mirror lenses | Dimensions & fit: Lens width: 58 mm | Bridge: 19 mm | Temple length: 145 mm | Composition & care: Frame: Acetate | Lenses: Polycarbonate | Wipe with a microfibre cloth only.