Herlitz 10837540 C4 Envelope

The Herlitz C4 envelope (229 x 324 mm) is made from high-quality white paper designed to hold A4 sheets without folding. Each pack includes 25 envelopes produced with attention to durability and a clean, professional appearance. The paper used in these envelopes is sourced from responsibly managed forests, carrying Forest Stewardship Council (FSC) certification, which supports sustainable office supplies and reduces environmental impact.

Advantages

These C4 envelopes combine a size-accurate fit for unfolded A4 documents with a sturdy paper construction that protects contents during handling and transit. The white, smooth surface provides a professional look suitable for business correspondence and formal mailings. Packs of 25 offer an economical supply for office use while the FSC certification attests to responsible material sourcing.

Suitable for

• Sending A4 documents without folding
• Business letters, invoices and contracts
• Presentations and certificates
• Mailings that require a professional appearance

Key specifications

• Format: C4 (suitable for A4 sheets)
• Outer dimensions: 229 x 324 mm
• Color: white
• Material: paper with durable construction for postal handling
• Pack quantity: 25 envelopes per pack
• Sustainability: made from FSC-certified paper

How to use

Insert unfolded A4 documents into the envelope so that edges align with the flap side for secure closure. Moisten or use an adhesive strip on the flap if provided to seal the envelope. For important or sensitive documents, consider adding a protective inner sheet or using additional postal registration and tracking services. Store unopened packs in a dry, cool place to preserve paper quality and prevent warping.

Recommendations

Choose these Herlitz C4 envelopes when you need a clean, uncreased presentation of A4 documents for business or formal correspondence. For mailing heavier sets of papers, verify weight limits with your postal service and consider reinforcement or using a cardboard stiffener to maintain integrity during transit.