Gum base for bubble gum, center filled lollipop , bazooka bubble gum and ball gum .Gum Base is made of several food grade materials, like SBR ( imported from Gooddyear in USA ) , Ester Gum , PVAC , Talc Powder and etc . Gum base can be used for making bubble gum, center filled lollipop , bazooka bubble gum , ball gum , and chewing gum .