Why Steering Wheel Cover Developed?

Several decades ago, car drivers had little need for steering wheel covers. However, as the development of car industry, car interior decoration like steering wheel cover become more essential, which is a big change. Why steering wheel cover developed?  In addition to decorations body, there are also some other reasons:

The role of steering wheel cover is to protect steering wheels. Steering wheel covers has the function of shock-absorbing.  Due to the steering wheel itself is more rigid vehicles in bad condition of the road, the drivers behind the wheel will suffer a violent shaking if the car through a gap , which stimulate the heart. There are many drivers, in fact the great harm, particularly long drive driver, according to the health experts, if directly conducted by the body often stimulates the heart, then drivers will be likely to suffer from heart disease, direct damage to the driver's physical health. What’s more,  it easy to take apart and wash, helps to improve the health level of life.