Are you allowed to take hair mouse on a plane?

Yes, you can bring hair mousse on a plane, but it must comply with the Transportation Security Administration (TSA) liquid restrictions. This means it should be in a container no larger than 3.4 ounces (100 milliliters) and must fit within a quart-sized clear, resealable bag. Larger containers of hair mousse are allowed in checked baggage. Always check your airline's specific regulations before traveling.