Give your pucker some power with sour Blasting Powder! Our plastic, re-sealable test tubes (sold individually) are filled with rock crystal candy in a rainbow of multiple flavors. Each color combination of sour powder is a different flavor guaranteed to "Shock Your Buds," including sour citrus, sour watermelon, sour blue raspberry, sour cherry, sour grape, and sour apple. Flavors will vary. Great for parties!