Alcohol is 3.3% by volume in it . It is related to rc cola . It was introduced in 1958 . It is a type of Beer . Shortcrust pastry are the main ingredients of Calvert Extra . Calvert Extra is manufactured by Mott's (Keurig Dr Pepper) . www.crystalheadvodka.com is the name of it's website . Calvert Extra originated from Peru,Australia,United States . Coconut (Silver) are the variants of Calvert Extra
There are less than 6 variants