Porsche Design Roadster Trolley MPORSCHE DESIGN ROADSTER 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 Trolley M amazes with a weight of just 4. 1 kg and its dynamic monochrome look with Porsche Signature details. Ball bearing, smooth rolling wheels in the