A tonneau cover in modern automotive parlance is a soft or hard cover that covers the cab of a pick-up truck for improved aerodynamics or add extra cargo space to the bed of the vehicle. Tonneau covers come in many different styles, which are typically fold up, roll down, or locked up to provide safe and secure storage of the cargo of the pick-up truck. The main function of a tonneau cover is to keep the cargo from flying out when the truck is in motion. To protect the cargo and improve the truck owner's efficiency while on the road, the tonneau is an excellent choice. It can reduce the amount of time it takes for the truck to stop because of traffic jams as well. When the truck is in motion, the truck will take longer to stop for a stoplight because of air resistance. The truck will also lose speed and become much harder to control because the air resistance is taking more energy to move. A tonneau also allows the truck owner to easily access the cargo of the truck by opening up