Prohibited Items

What you can and cannot ship through Stallion — including FDA-regulated items, hazardous materials, and packaging rules.

Overview

Stallion strictly complies with US Customs regulations and domestic and international carrier and airline guidelines. Stallion is not a licensed carrier for transporting dangerous goods. Packages are subject to random internal and external compliance checks to ensure smooth and timely delivery — this process may include opening packages to verify declared shipment information.

If a prohibited item is found in your shipment, the package may be returned, destroyed, or you may incur penalties from carriers or regulatory bodies.

Items that cannot be shipped

The following items cannot be shipped to any destination (US, Canada, or international) unless explicitly noted:

  • Personal goods or non-sale shipments — Stallion works with eCommerce businesses sending products to buyers; personal goods sent to friends and family are not accepted
  • Counterfeit products
  • Packages taped together — each parcel must have its own packaging and label
  • Personal documents, certificates, and similar items
  • FDA-regulated items and any shipments requiring special clearance
  • Food and anything taken by the mouth — food and beverages, toothbrushes, health supplements
  • Liquids — cannot be shipped internationally
  • Drugs (prescription and non-prescription), including cannabis
  • Drug paraphernalia
  • Cosmetics or skincare products considered as medication — such as acne creams or topical ointments
  • Biologics — vaccines, blood products
  • Medical devices
  • Electronic products that give off radiation
  • Alcohol
  • Tobacco products, including smoking paraphernalia
  • Veterinary products
  • Insects and animals
  • Oils
  • Used automobile parts
  • Lithium batteries
  • Any plant matter
  • Flammable and hazardous materials — woodchips, matches, cleaning and other chemicals, hazardous gases, sprays
  • Firearms, ammunition, or any type of weapon
  • Drones, including camera drones

FDA compliance: If you are unsure whether your product contains FDA-regulated ingredients, it is your responsibility to contact the US FDA and confirm it is safe to ship. Penalties will be incurred for false declarations. See the FDA's basics page for guidance.

USPS Hazmat Non-Compliance Fee

Effective July 12, 2026, USPS will begin charging a Hazmat Non-Compliance Fee for any shipment identified as containing hazardous materials. The fee starts at $50 USD, plus an administrative fee, per non-compliant shipment.

In addition to this fee, shipping undeclared or improperly prepared hazardous materials can result in fines starting at $250 USD and ranging up to $100,000 USD.

Important: Many everyday products are classified as hazardous materials — including lithium batteries, aerosols, perfumes, nail polish, cleaning chemicals, and other flammable or hazardous liquids and gases. To avoid these charges, make sure your shipments never contain any of the flammable or hazardous materials listed above.

For the full list of restrictions, see USPS shipping restrictions.

Restricted destinations

Stallion does not ship to certain warehouses, including GOAT, STOCKX, SMOT, and SNEAKER CON.

Personal goods

Stallion works exclusively with eCommerce businesses sending products to buyers — all shipments should represent a sale. Personal goods, gifts to relatives and friends, and similar non-commercial shipments are not accepted.

Packaging guidelines

  • Use packaging that is sturdy and sealed. Add internal cushioning where possible.
  • 4x6 thermal labels are preferred. Packaging must be free of any labels or stickers that don't belong to the shipment.
  • Do not tape two or more packages together — each package must have its own label.

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