Porsche Design follows a clear design philosophy: optimize function. Conferring to the vision that inspired founder Prof. Ferdinand Alexander Porsche, the Porsche Design Studio continues to rigorously pursue superior quality and extraordinary design in each of its creations. These Porsche Design Men's Interchangeable Squared Rectangular sunglasses come in palladium/black titanium material and palladium/black titanium frame with grey gradient/AR blue lenses, a perfect color palette to match any style this summer. Customized with the signature brand details, this eyewear comes in its original branded case with a complementary cleaning cloth.