With this version of the P'8478 Turbo No. 1, Porsche Design is delivering a very special model as a tribute to the Porsche 911 Turbo for its 50th anniversary. Both the original paint colour of the vehicle and the legendary chequered pattern have been incorporated into the design of these iconic Porsche Design sunglasses with the innovative interchangeable lens mechanism.Both pairs of lenses and the left temple feature the Porsche Design logo. On top, the detailed look of the limited edition is underlined by subtle Turbo branding on the left lenses.Extremely lightweight titanium and durable coated lenses made of scratch-resistant and virtually unbreakable polycarbonate ensure that the Porsche Design 'exclusive sunglasses' not only enjoy an impressive innovative design but also maximum functionality. The iconic Porsche Design Sunglasses P'8478 are the first sunglasses in the world to feature an interchangeable lens mechanism: the teardrop-shaped 6-base curve lenses with Vision Drive technologyTM can be easily exchanged with interchangeable lenses using a quick-release system, allowing them to be adapted to different lighting conditions and styles.Each pair of sunglasses in this special collection comes in a high-quality Turbo No. 1 gift box with a special Turbo No. 1 lens cleaning cloth. Laser-engraved limited edition number on the frame, limited to 1,974 units worldwide, based on the anniversary year 1974.