Restriction guide

Superbuy Mailing Restrictions: Items, Routes & Customs Risk

Last updated: July 17, 2026

Superbuy route availability depends on more than destination and weight. Item category is a major factor. A simple parcel of T-shirts may have many shipping lines, while a mixed parcel with batteries, liquids, food, cosmetics, or branded goods may have fewer options and more customs risk.

Common Risk Categories

  • Batteries and electronics: built-in batteries, loose batteries, power banks, and magnetic products may require special routes.
  • Liquids, powders, and cosmetics: perfume, skincare, sprays, glue, powders, and gels can be blocked by normal air lines.
  • Food and medicine: destination inspection rules are stricter and may create seizure, return, or disposal risk.
  • Sharp or dangerous goods: knives, tools, chemicals, and compressed containers are high-risk categories.
  • Branded or sensitive goods: carrier and customs handling can be stricter for some branded products or unusual declarations.

Why Restrictions Affect Cost

A restricted item can remove cheap routes from the shipping calculator. That can force the parcel onto a slower or more expensive line. It can also make insurance, tracking quality, customs processing, and compensation terms more important than the headline price.

Parcel Planning Rules

Keep simple items simple: do not mix low-risk clothing with sensitive items unless the shipping line clearly supports the full parcel.
Check before buying: for batteries, liquids, medicine, food, and fragile items, check route availability before paying the seller.
Use accurate categories: wrong or vague item categories can create customs issues and reduce useful advice from the calculator.
Compare destination rules: the same item may be acceptable to one country but risky for another.

Official Source Notes

This guide was updated after reviewing Superbuy's official shipping calculator and service fee pages, which separate product cost, international shipping, service fees, item category, and route restrictions. Always check live route results before submitting a parcel.

Reduce restricted-item risk

Check route support before combining sensitive goods with ordinary spreadsheet finds.

Open Customs Guide