According to TSA guidelines, any substance that is free-flowing or viscous is considered a liquid, including liquids, aerosols, pastes, creams, and gels.
What makeup products are considered liquid TSA?
TSA Rules for MakeupAre gels, creams, and other semi-fluid liquids counted, or are they exempt? The bottom line is that basically anything with moisture is considered a liquid and must abide by the 3-1-1 rule. Aerosol containers, like certain setting sprays, are also covered by this rule.