Communication has different purposes, and every professional or company wants their message to be as appealing as possible to achieve the desired effects. However, on this page you will find numerous envelopes with cardboard backs, for when the preservation of the content is of primary importance. Sending important documents to be delivered by post is still a reality despite the emergence of digital, and envelopes with cardboard backs are still used to send books, calendars or other documents, just as when it comes to sending certificates and printed papers that we want to deliver without them bending, the solution is to use the envelope with cardboard back.
