Making chic envelope design is not too much trouble, especially when it comes to an exhibition. With any of these envelope mockups, you can simply keep the inside content, documents, or invitations untouched, whereas for dealing intentions, too. Instead of giving out a white envelope, take something to a new high level by sliding your design.
This way, you can visualize the realistic envelope mockup from the front view in the nifty scene, deciding whether or not it requires any further fine-tuning. This PSD file comes with a well-organized layered structure that enables you to customize and change the details to create the presentation following your branding to a T.