During the first days of August in KELLER poligrafia dla przemysłu were held printing tests on big cylindrical glass bottles. Personalized label was prepared by our graphic designer and put on screen pattern. Print was made with screen printing technology by 3 colour screen printing KELLER machine. The machine is adjusted to heavy, cylindrical products and the advantage is that there is easy change over possibility to print on different cylindrical items, e.g. fire extinguishers. Additional functions included are e.g. flame treatment or UV curing.