These Jumper cables are heavy Duty, Yet easy to Store. I keep them in one of my containers on my delivery vehicle. They are high quality. They are 4 gauge cable, so they are perfect and long enough to Start are Utilimaster Diesel trucks when are batteries are run Down. There are more expensive cables and even more sever duty use cables. these are perfect for this type of vehicle in an Emergency. The cost is reasonable as well. With 25 feet, you don't have to get real close to the other vehicle. you can pull up to the back and or side and just run the cables under or down the side of the vehicle.