ITAR might be a thorn in your side from the exportation side (you can import into Canada only thing is if the US side will let you export said item) but otherwise it shouldn't be a problem.
Additionally you do realize that you can get knockoffs from Asia right? Pantac (Phantom) makes some pretty good vests.
ಠ_ಠLess QQ more Pew Pew
READY TO >> RACE