Envelope office products B5 190×260 mm, security/self-sealing pack of 50, white

Envelope office products B5 190×260 mm, security/self-sealing pack of 50, white are B5-format paper envelopes sized 190 × 260 mm. They are intended for sending and storing A5 documents or A4 documents folded once, providing a consistent white appearance for office correspondence, invoicing and archiving. The pack contains 50 self-sealing envelopes with a security inner pattern to reduce visibility of contents and support confidential mailing.

Advantages

These envelopes combine a standard B5 format with a convenient self-sealing flap that speeds up mail preparation without the need for additional adhesive. The security inner pattern helps protect sensitive information from casual inspection while the uniform white color ensures a professional look across outgoing correspondence. The pack of 50 offers a practical quantity for regular office use and storage.

Suitable for

• Mailing A5 documents and folded A4 letters
• Invoices and billing statements
• Internal office correspondence and memos
• Short-term document archiving and file transport
• Postal use for standard letter shipments

Key specifications

• Format: B5 (190 × 260 mm)
• Quantity per pack: 50 envelopes
• Color: white
• Closure type: self-sealing flap
• Security: internal security pattern to obscure contents
• Material: standard paper envelope suitable for mailing and handling

How to use

Insert the document folded to the appropriate size into the envelope, align edges, remove the protective strip from the self-seal tape and press the flap firmly to secure. For bulk preparation, lay envelopes on a flat surface and insert documents by hand or with an envelope stuffing device. Verify address and postage before sending through postal services.

Usage recommendations

Store envelopes in a dry, cool place away from direct sunlight and extreme humidity to maintain adhesive performance and paper quality. For long-term archival use, combine with protective inner sleeves or folders to prevent creasing and moisture exposure.