Mega Brain Licker Balls 90ml – If you like super sour tasting sweets then this is definitely for you. The end is plugged with a sweet licker roller ball. When licked it releases the super sour liquid. This will leave you squirming. It is so so sour!! The normal brain licker is only 60 mls so this is much bigger with a massive 90 mls. Great novelty sweet that is trending all over Tick Tock right now.