Envelope NC Koperty C5 with adhesive strips, white, pack 400 — for mail and correspondence

NC Koperty C5 envelopes with adhesive strips, white, pack of 400 are standard-size mailing envelopes designed to hold A5 documents or A4 folded once. Each envelope features a self-adhesive closure strip for fast and secure sealing without the need for additional tape or glue. The white finish provides a neutral, professional appearance suitable for business and personal correspondence, invoices, brochures and bulk mailings.

Advantages

The envelopes combine standard C5 dimensions with reliable self-adhesive strips to speed up packing and ensure consistent closure. The pack of 400 supports high-volume use and helps keep supplies consolidated. White color offers a clean, printable surface for addressing, labeling or adding printed logos. The paper weight and construction are intended to protect contents during typical postal handling.

Suitable for

• Business correspondence and invoices
• Mailing brochures, leaflets and promotional materials
• Sending A5 documents or folded A4 sheets
• Office bulk mailings and administrative use

Key specifications

• Envelope size: C5 (suitable for A5 or A4 folded once)
• Closure type: self-adhesive strip
• Color: white
• Pack quantity: 400 envelopes
• Intended use: mailing and correspondence

How to use

Insert the document or folded sheet into the envelope, align contents to avoid bulging, then remove the protective strip and press the adhesive closure firmly along the flap to seal. For best results, ensure the sealing surface is clean and dry before closing. If addressing by hand or printer, allow any ink to dry before stacking to prevent smudging.

Usage recommendations

Store the pack in a cool, dry place away from direct sunlight to preserve adhesive performance and paper quality. When preparing large mailings, test one envelope for fit and seal before processing a batch to confirm document orientation and postage requirements.