What is the secret of the popularity of the described products of Germany? In many ways, their quality is due to the use of only first -class raw materials. By the way, manufacturers of this country without any fluctuations give a guarantee that their products will last at least 10 years. The most pleasant thing is that this period is not only not overstated, but modestly underestimated. Because with proper care of the mentioned products, they may well last 15 and 20 years. Moreover, they will not lose their brilliance or fade.