---
type: restriction
id: usps-waxes-and-polishes-flammable-or-combustible-liquid
asset: shipping-restrictions-by-class
title: "Waxes and polishes (flammable or combustible liquid) — Postal shipping restrictions by item category"
sources:
  - https://pe.usps.com/text/pub52/pub52c3_022.htm
source_quote: "Waxes and Polishes: Considered flammable or combustible liquids with varying flashpoints. It is mailable if they qualify as Limited Quantity surface materials"
generated: true
harvested: 2026-08-04
stale_after: 2027-08-04
item_category: "Waxes and polishes (flammable or combustible liquid)"
carrier: "USPS"
restriction_type: "restricted"
scope: "domestic mail via surface transportation"
conditions: "Mailable if qualify as Limited Quantity surface materials and meet conditions; Packaging Instruction 3A or 3B as applicable"
verified: false
unverified_fields: carrier, conditions, item_category
---
**Item category:** Waxes and polishes (flammable or combustible liquid)

**Carrier:** USPS

**Restriction type:** restricted

**Scope:** domestic mail via surface transportation

**Conditions:** Mailable if qualify as Limited Quantity surface materials and meet conditions; Packaging Instruction 3A or 3B as applicable

> Waxes and Polishes: Considered flammable or combustible liquids with varying flashpoints. It is mailable if they qualify as Limited Quantity surface materials

Source: <https://pe.usps.com/text/pub52/pub52c3_022.htm>