Accordion, Enrico Bertini brand, 120 bass. The treble keyboard has 24 "white" and 17 black keys. The "white" keys of the instrument are made of plastic (celluloid) in marble imitation. There is perforated decoration on the casing above the keyboard consisting of vegetal and geometric designs, lined internally with a grid. At the base of the instrument, below the black cylinder-shaped bass keys, there are round sound holes, also lined with a grid. There are small, shiny, relief plastic discs glued on many parts of the casing. The accordion has two straps to hang it from the player’s body. It is accompanied by a hard case, in the form of a suitcase. On the front of the instrument there is a glued plastic inscription with the brand name of the manufacturer: “Enrico Bertini”.