Protect your tires! storing your vehicle for prolonged periods of time can cause permanent damage to your tires. The park right flatfree tire savers are the solution to this problem. With the flatfree tire savers you can confidently store your car knowing that the tires will not get deformed. Easy to use: simply drive your vehicle onto the tire savers and the tire savers will evenly distribute your tires' weight. This will prevent the tires from going flat or deforming which ultimately is what causes permanent damage to the tires. WorryFree: with the flat free tire savers, you can leave your car as long as you want and you won't have to worry about the tires again. Heavy duty: these heavy duty polypropylene nonslip tire savers come in a set of 4 and each tire saver has a weight capacity of 5 tons. The heavy duty construction of the tire savers is illustrated by the underside (pictured below) which evenly distributes weight. These tire savers are built to last for years and years.