Guide

Yes, sea shells are allowed in carry-on and checked bags, but protected species and dirty shells can be stopped under wildlife and agriculture rules.

Yes, you can bring saline solution on a plane; small bottles follow 3-1-1 and larger medical saline must be declared at screening.

Yes, sealed beef jerky is allowed on planes for domestic travel; international arrivals can face meat import bans at customs.

Yes, rice is allowed through TSA in carry-on and checked; powder over 12 oz can face extra screening, and some international arrivals meet CBP limits.

Yes, you can bring a safety razor on a plane, but blades must go in checked bags while the handle can ride in carry-on.

Yes, rubber ducks are allowed in both carry-on and checked bags; keep any liquid-filled toys within the 3-1-1 rule and keep spare batteries in your carry-on.

Yes, Robitussin is allowed on planes as liquid medication; containers over 3.4 oz are fine in carry-on when declared for screening.

Yes, you can bring a RELX vape in carry-on; it’s banned in checked bags, and you can’t use or charge it on the plane.

Yes, Red Bull is allowed through TSA only in 3.4-oz containers in your quart bag; full-size cans must be bought after security or go in checked luggage.

No, cannabis pre-rolls aren’t allowed on U.S. flights; only hemp pre-rolls with ≤0.3% THC may pass screening, and enforcement varies.