ELCO Envelope Office Box C4 – Windowless Envelopes for Professional Mailing
The ELCO Office Box C4 envelope is a windowless envelope in C4 format (229 x 324 mm), specifically designed for mailing A4 documents. The pack contains 50 pieces made from FSC®-certified paper, standing for sustainability and quality.
Pack of 50 C4 envelopes made from FSC®-certified paper – sustainable office supplies
Windowless design for discreet delivery and document protection
C4 format (229 x 324 mm) for A4 documents without folding
White color and smooth surface for clean address printing
Swiss quality from ELCO – reliable and environmentally conscious
What sets the Office Box C4 envelope apart
The windowless envelopes from ELCO provide a discreet and professional mailing solution for A4 documents. Thanks to the FSC® label, you support sustainable forestry. The white, smooth surface allows clean address printing and hassle-free postage.
Ideal for...
Offices, law firms, authorities, and anyone who regularly sends documents, prioritizing quality and sustainability.
How to use the Office Box C4 envelope
The envelopes are addressed and stamped directly. Thanks to the smooth surface, stamps and labels adhere perfectly. The envelopes are suitable for manual and machine mailing.
ELCO is a Swiss manufacturer of envelopes and stationery products based in Bronschhofen. The company focuses on quality, sustainability, and Swiss production. ELCO products are FSC®-certified and made in Switzerland. The brand stands for reliable office supplies and environmentally friendly packaging solutions.
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