Download Business Envelope Mockup PSD. Today we are happy to share with you a new Free Mockup Template and it’s a Corporate Brand Letter Envelope Mockup PSD. Showcase your envelope design in a creative way. Present your envelope artwork to your client with this Mockup to give them an idea of how the final design will look in real. Corporate Brand Letter Envelope Mockup PSD file contains Smart Object layer which allows you to replace the screen with your own image in just a few clicks using Adobe Photoshop. Hope you find this Business Envelope Mockup PSD useful. Enjoy!