Lighter refills containing flammable gas not exceeding 4 fluid ounces (7.22 cubic inches) and 65 grams of flammable gas
For Lighter refills containing flammable gas not exceeding 4 fluid ounces (7.22 cubic inches) and 65 grams of flammable gas, carrier is USPS; restriction type is restricted; scope is domestic mail: surface only (air prohibited); conditions is Hazard class 2.1, UN1057, packing group n/a; domestic mail air: Prohibited; domestic mail surface: 3C, recorded from its source on 2026-08-10.
- Item category
- Lighter refills containing flammable gas not exceeding 4 fluid ounces (7.22 cubic inches) and 65 grams of flammable gas verified
- Carrier
- USPS our reading
- Restriction type
- restricted our reading
- Scope
- domestic mail: surface only (air prohibited) our reading
- Conditions
- Hazard class 2.1, UN1057, packing group n/a; domestic mail air: Prohibited; domestic mail surface: 3C verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
Lighter refills containing flammable gas not exceeding 4 fluid ounces (7.22 cubic inches) and 65 grams of flammable gas 2.1 UN1057 n/a Prohibited 3C
— pe.usps.com, retrieved 2026-08-10
Source
- pe.usps.comhttps://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf