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Home > Guides > Shipping a knife by mail
Yes, you can mail an ordinary kitchen or pocket knife within Canada or the US, provided it is legal where the recipient lives, it is packed so it cannot cut through the box, and the carrier accepts it. Automatic knives, disguised blades, and blades banned in the destination are different: those cannot be mailed legally in many places. LetterAgent Xpresspost labels cover Canada-only parcels up to 5 kg.
Ordinary knives, such as kitchen knives, folding pocket knives, hunting knives, and craft knives, are mailable through postal and courier services in both countries, with packing rules. The package must be strong enough that the blade cannot pierce it, and the knife should be sheathed or wrapped so it cannot move in transit. Marking the box is not required by most carriers, and advertising the contents on the outside is a bad idea for security.
Restricted blades are another story. Switchblades and automatic knives are restricted or banned in many US states and under Canadian law, and disguised knives, such as belt-buckle or pen knives, face similar bans. Cross-border shipment of a restricted blade can break the law in the destination even if the blade is legal where you live. Check the destination rules before mailing anything beyond an ordinary knife.
| Knife type | Usually mailable? | Key rule |
|---|---|---|
| Kitchen knife | Yes | Sheath and secure packing |
| Folding pocket knife | Yes, in most places | Closed and wrapped, check local blade laws |
| Automatic or switchblade | Often no | Banned or restricted in many jurisdictions |
| Disguised blade | Often no | Prohibited in many places regardless of size |
Start with the blade covered: a sheath, a blade guard, or several layers of cardboard taped firmly around the blade. Then wrap the whole knife in bubble wrap or packing paper and place it in a sturdy box with padding on all sides, so it cannot shift or poke through. Tape all seams with packing tape, not masking tape. A knife loose in a padded envelope is the classic failure: envelopes flex, blades migrate, and postal workers get cut, which is how shipments get refused or returned.
For a set of kitchen knives, pack each knife separately rather than bundling them, since blades rubbing together damage edges and can work through shared wrapping. A knife roll inside a box works well for sets, provided the roll is itself padded and the box has no empty space for it to slide.
International knife shipments add customs and import rules on top of carrier rules. Some countries ban folding knives above a certain blade length, and others require an import permit for any bladed item. A customs declaration must describe the item honestly: calling a knife a tool or a gift does not change its legal status, and a false declaration can get the parcel seized. For most people, mailing knives internationally is not worth the risk unless the recipient has confirmed the import is legal.
Within Canada, a knife under 5 kg fits a LetterAgent Xpresspost label: describe the parcel to your AI assistant, approve the exact quoted price, and get the label PDF. Heavier or restricted blades fall outside that label and need a carrier quote plus a legal check.
Ready to ship it? Get a shipping label with LetterAgent: describe it to your AI assistant, approve the exact quoted price, and get your label.
LetterAgent is a working name. Prices include print, postage, and our service fee. US prices in USD, Canadian prices in CAD (Canadian prices exclude applicable sales tax, added at checkout). Currently in private testing.
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