Small cherry flavour candy pieces that crackle on your tongue. Also called Space Dust. From Fizz Wiz!
The Sussex Sweet Shop's Popping Candy is sold in single packets (otherwise known as 'a pack of popping candy, please')

Cherry Popping Candy Ingredients: Sugar, Lactose, Glucose, Flavouring, Carbon Dioxide
Cherry Popping Candy Health and Welfare Advice: Contains sugar, Gluten free, Nut free, Contains Milk, Soya free, Sulphite Free, Suitable for Vegetarians - but please double check the ingredients listing for errors!
More information about 'E' numbers, their derivations, possible side effects etc are available on this site.. Simply click the link on the yellow bar above.
