The Thule Dynamic 800 is aerodynamically designed with a curved lowered baseline to fit your car roof perfectly. Thule Dynamic 800 a pre-installed power-click quick mounting system with integrated torque indicator for an easy and secure fixing with a single handed grip. This roof box can be opened from both sides, which is convenient for loading and unloading. The Dynamic 800 comes with an integrated base mat with a non-slip surface to help secure your load. For maximum safety and security this roof box has several locking points, and the grip-friendly key cannot be removed unless they are all securely closed.