2012<unk>13 Serie B (known as the Serie bwin for sponsorship reasons) is the 81st season since its establishment in 1929. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️
Serie A. Puma replaced Nike as manufacturer of the official Serie B match ball, a relationship that continues today.