You can use this Opened A4 Envelope Mockup to produce a simple presentation of your Envelope designs and present it to your client or in your portfolio. You just need to update the smart layers and it is done. You need to have photoshop to edit it.
File Format: PSD
Dimensions: 3200×2140 px
Size: 29 Mb
License: Free for personal use only.
Author: Inmockups.com