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Yes, you can bring a life jacket on a plane; one vest with up to two CO2 cartridges plus two spares is allowed in carry-on or checked.

Yes—Mophie power banks go in carry-on only; up to 100 Wh is fine, 101–160 Wh may need airline approval, and anything above that is not allowed.

Yes, a Magic Bullet base and empty cups can go in carry-on; pack the blades in checked bags under TSA rules.

Yes. A nail kit in carry-on is allowed; scissors under 4 inches and liquids in your 3-1-1 bag—sheath sharp tips to speed screening.

Yes, you can bring a padlock in carry-on; officers may inspect it, and TSA-recognized locks suit checked bags best.

Yes—large dogs can fly, but usually as checked pet or cargo; only trained service dogs may ride in cabin, and strict health and carrier rules apply.

Yes, you can bring a nicotine vape on a plane in carry-on only; keep batteries with you, no charging on board, and never place vapes in checked bags.

Yes — you can fly with a Pack and Play, but it almost always needs to be checked because it won’t fit standard carry-on limits.

Yes—TSA lets solid instant curry packets in carry-ons; curry paste or sauce must obey the 3-1-1 liquids rule, and powders over 12 oz may face extra screening.

Yes, you can bring a metal box on a plane; pack it empty or with permitted items, and be ready to open it for screening.