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Stamp Ninja
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Ready-made return-mail stamp
Use this compact general instruction when no more specific return reason is needed.
The impression is supplied as shown and cannot be personalised.
Allow room around the stated 37 × 12mm impression.
Confirm the chosen variant before adding the stamp to your basket.
Choose a colour that fits the document and your internal coding system.
The standard water-based ink is intended for absorbent matt paper and card. It is not suitable for glossy envelopes, laminated labels, coated stock or other non-porous surfaces.
When replacing the cartridge, match it to the exact model shown on the stamp body or packaging. If uncertain, send Stamp Ninja a photograph before ordering.
Follow the relevant carrier requirements and your organisation's process for unopened post, privacy, address checks, internal records and onward handling. Keep the delivery address, barcodes and other required handling information visible.
No. This is a ready-made design supplied as shown in the product photographs. Choose a personalised text stamp if you need different wording or extra fields.
No. The internal cartridge re-inks the impression plate automatically between presses.
Choose from the variants currently shown above. Black is neutral, blue can distinguish an original mark from black print, red is highly visible, and green or violet can support an established departmental colour system.
Not with the standard water-based ink. Use it on absorbent matt paper or card unless the listing explicitly states a specialist ink is supplied.
Yes. Match the replacement to the exact model marked on the stamp body or packaging. Contact Stamp Ninja with a photograph if you are uncertain.
No. It adds a clear instruction, but carrier requirements still apply. Follow the relevant return-mail process and avoid covering the address, barcode or other information needed to handle the item.
