On a hot summer day, touching your steering wheel or Dashboard is like putting your hand directly into a hot oven. The interior of a parked car can reach very high temperatures. The front windscreen also sometimes acts like a magnifying glass, intensifying the sun rays, and make the car interior hotter on sunny days. Additional Details ------------------------------ Product description: On a hot summer day, touching your steering wheel or Dashboard is like putting your hand directly into a hot oven. The interior of a parked car can reach very high temperatures. The front windscreen also sometimes acts like a magnifying glass, intensifying the sun rays, and make the car interior hotter on sunny days.