Porsche Design Roadster Trunk MPORSCHE DESIGN ROADSTER TRUNK M HARDCASE. Ultra light and inspired by the colors of the Porsche 911: the Roadster Hardcase collection. The polycarbonate luggage series developed by the Studio F. A. Porsche is the perfect fusion of form, function and design. The medium Porsche Design Roadster Hardcase 4W Trunk M amazes with its dynamic, monochrome look with Porsche Signature details and modern proportions for optimal space when packing. Ball bearing,