Hand made in Italy artistic Murano mouth-blown glass vases By Wave Murano Glass. Glossy Bicolor Vase. Roberto Beltrami does not have family ties in the Murano tradition, but he managed to acquire the skills of the great masters. Like all Murano glassblowers, he has a great deal of respect for tradition, adding an extra tool to this tradition: Roberto youth enthusiasm to try out new paths. Roberto loves having his hands busy, but he knows he is a child of the digital era.