Envelope pack Sigel DU633 DIN long, 25 pieces

Pack of 25 Sigel DU633 DIN long envelopes designed to fit letters, cards and invitations in a standard long format. These envelopes offer a consistent size for mailing and storage, with a plain white surface suitable for printing addresses or attaching labels. The format is compatible with most printers and fits common letterheads and documents folded to the DIN long size.

Advantages

These envelopes provide uniform dimensions for reliable mailing and filing. The plain exterior accommodates inkjet or laser printing and manual addressing. The pack quantity of 25 makes it convenient for occasional business mailings or personal correspondence, while the sturdy paper helps protect contents during handling and transit.

Suitable for

• Sending letters and invoices in DIN long format
• Mailing greeting cards and invitations
• Office correspondence and bulk mailings
• Printing addresses or barcodes on envelopes

Key specifications

• Format: DIN long (suitable for documents folded to long size)
• Quantity: 25 envelopes per pack
• Color: standard white
• Surface: printable on common office printers (laser and inkjet)
• Material: paper with standard envelope stiffness for mailing

How to use

Fold your documents to the DIN long size and insert them into an envelope. Seal the envelope using the adhesive flap according to the manufacturer’s instructions. For printed addressing, feed the envelope into your printer following the printer’s envelope handling guidance to avoid jams. Apply postage and post as required.

Recommendations

Store envelopes flat in a dry environment to prevent warping. When printing addresses, test one envelope to confirm printer settings and feed direction. Use appropriate postage for the envelope contents and weight.