Model Name: Design Model Number: P8478 Frame Colour: Black Colour Code: D Frame Type: Full Rim Frame Shape: Aviator Material: Metal Lens Colour: This frame ships with 2 sets of lenses: Black and Silver Mirror Polarised: No Lens Width: 63mm Bridge Size: 10mm Temple Length: 135mm Porsche Design 8478 sunglasses are the first sunglasses in the world with an interchangeable lens mechanism. lightweight titanium paired with scratch and impact-resistant polycarbonate lenses offering 100% UV Protection. The Porsche 8478 aviator.This frame is a re-release by Porsche Design of the original 'Exclusive' and is known as part of their 'Heritage' collection. Constructed in Japan from lightweight titanium each pair of Porsche Design eyewear boasts teardrop-shaped lenses which can be quickly and easily exchanged using the flip lock at the bridge of the nose to adapt to different light conditions. The 8478 D sunglasses come with two sets of lenses; Dark Grey Lenses and Silver Mirrored Lenses, perfect for any occasion. Porsche Design P8478 Lens Set. Each pair comes with a Porsche Design hard case, a soft pouch to hold extra lenses, and a Porsche Design cleaning cloth. The P'8478 are unisex 'oversized' look - porsche design p8478 d Porsche Design 8478 D Black Frame porsche design 8478 d interchangeable lenses black grey silver