Replace the matches and stuff with a 10 dollar bill. Dont want to hassel with them stop buy a local outfitters and buy what you need i wouldnt risk having that stuff on the plane with you (fire related). ive walked on a plane with a 4 and a half inch blade spyderco. knife with no problems. it was a spyderco. walker i took it out and put it in my carryon and walked thru and they didnt say a word. (i am only 15 though so i guess they didnt care )<br><br>