Classic Dubble Bubble Gumball Coin Bank Only $7.15 (Reg. $21.99)! This post may contain affiliate links or sponsored content. See Disclosure Policy. Amazon Hurry to Amazon and score the Classic Dubble Bubble Gumball Coin Bank for just $7.15 (Reg. $21.99)! This gumball machine features: Contains over 50 Double Bubble gumballs Machine measures 8.5″ tall Made of sturdy plastic Classic red gumball machine bank Note: This is an add-on item that will ship with a $25 order.