If it's shwag, I'd put in around 1.5 grams, maybe more. (You'd probably need to split this between two firecrackers though. I'm not sure if what you just wanted to know much would be a good amount to get you high, or just how much you could put in one firecracker.)
connector_robot Reviewed by connector_robot on . Firecrackers So what would be the logical amount of MJ to put in 1 firecracker if its shwag? Rating: 5