•Durable Construction: Made from 400GSM cardboard, these envelopes offer reliable protection during transit.
•Expandable Design: With a capacity to accommodate bulkier items, these envelopes adapt to fit your mailing needs.
•Peel and Seal Closure: Convenient peel and seal closure ensures easy sealing without the need for additional adhesive.
•Multipurpose Usage: Perfect for sending books, catalogs, documents or any other important materials securely through the mail.