This PSD mock-up of an envelope and folded paper letter set is all you need. Its smart layer makes it easy to add your own designs. Also, if you need to make changes, the mockup can be changed in any way you want. Just do what’s written below:
1. Start Photoshop and open the mock-up file.
2. Find the intelligent layer
3. Open the smart layer by clicking on it twice.
4. Put your design in the smart layer
5. Save the smart layer and close it.
6. Voila! Your design is now on both the letter and the envelope.
With this mockup set, you can show off your invitation and mailing designs in a professional way in just a few minutes.