Letterbox DIN A3 brown 430x310x45

The brown letterbox combines the stability of a carton with the convenience of an envelope. Made from lightweight, eco-friendly corrugated board, it fits comfortably through standard letterboxes and is ideal for postage-optimised shipping as large or maxi letter.

Delivered flat, the box assembles in seconds. The double-sided self-adhesive seal allows flexible closing, the tear-open thread ensures clean opening. Perfect for samples, books, catalogues and small goods in e-commerce and office mailing.