i have like icky an ounce 4 times since 911...but i used ace wrap and just made it flat and vacuum sealed then just very thinly but enuff to suppor the weed with ace wrap between my shoulder and elbow...i agree with dialtone....ESP if u are going threw large air ports that do lost of bussiness just dont wear metal man and u can take it on your person....it makes since what dial says b.c ive done it many times...NO METAL...i used some windbreaker pants with no metal...shoes with no metal...and a plane ol T-shirt....if u are wearing a hat like i do ....make sure you put it in with you watch and things that were in ur pocket that you put in those little tubs...PEACE