Classic Rain-blo gumballs in a ten gumball tube.Leaf Confectionery introduced the Rain-Blo gumball in 1940. It was the first gumball with color and flavoring on the inside that matched the color coating on the outside. Rain-Blo also featured a hollow center which was unique to the industry.

They come in orange (orange), yellow (lemon), red (cherry) and dark purple (grape)..53 ounce