Just as the Europeans have finally added useful cupholders to their cars, we've added another indispensable item to our everyday arsenal: the cell phone. This problem is especially noticeable in Porsches, and it's hard to find a safe, secure spot to keep our cell phones within easy reach. These secure mounts from Rennline attach securely without damaging your interior trim, and are made with key?components in metal to promote durability.