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No, a hammer through TSA can’t go in carry-on; pack it in checked baggage. Hand tools 7 inches or less may ride in carry-on.

Yes, you can bring a heated vest on a plane; pack the lithium battery in your carry-on and keep the heat switched off during screening.

Yes—checked baggage only; a hurley (hurling stick) is treated like a bat or club, so keep it out of your carry-on and pack it securely for the hold.

Yes. On most routes you may place a knife in checked baggage for international travel, but pack it sheathed and make sure the destination does not ban that

Yes — hairdryers are allowed in hand luggage on most flights; pack the cord neatly and keep any battery packs in the cabin.

Yes—on most airlines you can bring a Geek Bar Pulse in your carry-on (never checked), but you can’t use or charge it on the plane.

Yes, you can bring a king cake on a plane; carry-on is fine when it’s solid, while any extra frosting or sauces must follow TSA’s 3-1-1 liquids rule.

No, a hammer isn’t allowed in carry-on bags; pack it in checked luggage with the head wrapped and the handle secured.

Yes, most manual knife sharpeners and whetstones are allowed in carry-on or checked; models with blades should ride in checked bags.

Yes — a Geek Bar can go in your carry-on only; keep it off in a case, never in checked baggage, and don’t vape or charge it on board.