Nowadays it is quite fashionable to look happy, healthy and tanned. For that reason people usually go to the solarium studio especially during the darkest period of the year – in autumn and winter. Unfortunately, only twenty – five per cent of all the visitors use a special cream before and after the tanning. It is possible that the price of the cream is too high or there is always a lack of time, but usually society is not acquainted with the importance of that kind of cream. …