The Italian flag (flag of Italy) (often referred to in Italian as Il Tricolore) is a tricolor featuring three equally sized vertical bands of green, white and red, with the green at the hoist side. Together with the national anthem, Il Canto degli Italiani (better known as Fratelli d'Italia), it is the symbol of Italy.

Meanings of the colors of the Italian flag
The colors were originally an adaptation of the Flag of France, with green instead of blue. Some have tried to attribute some particular values to the colors, and a common interpretation is that green is for the plains and the hills, white for the snowy Alps, and red for the blood spilt in the Italian Independence wars. A more religious intepretation is that green represents hope, white represents faith and red represents charity. This interpretation connects to the three theological virtues