Nail Polish
Nail polish is allowed in carry-on only in 3.4 oz bottles, and in checked bags with a 500 mL per-container hazmat cap.
Carry-on
Allowed with conditions
Checked
Allowed with conditions
Carry-on details
Allowed with conditions. Nail polish is a flammable liquid and must be in a bottle of 3.4 oz (100 mL) or less to fit in your carry-on liquids bag.
Checked-bag details
Allowed with conditions. Because nail polish is flammable, it's treated as a hazardous-materials toiletry in checked bags: each bottle is capped at 500 mL (about 18 oz), with a total of 2 L (68 oz) per passenger.
Quantity limit
3.4 oz (per container)
Special instructions
Pack bottles upright and cushioned — nail polish bottles are prone to leaking or breaking in transit.
Related rules
FAQ
- Why does nail polish have a checked-bag limit if other liquids don't?
- Nail polish is flammable, so it falls under the same hazardous-materials toiletry rule as items like nail polish remover — capped at 500 mL per bottle and 2 L total per passenger, even in checked bags.
Related items
Source: TSA — What Can I Bring? · Last verified: 2026-07-30
Final decision rests with the security officer at the checkpoint.