CASPER Casper - THC-A Preroll - 1gram - 2 Counts Per Pack MSRP: $9.99 Casper THC-A 1 gram preroll 2 counts per pack typically refers to a product that comprises two prerolled joints, each containing 1 gram of THC-A (tetrahydrocannabinolic acid) THC-A is a precursor to... MSRP: $9.99 Quick Add