Letter Folder Mockup
The best Folder Mockup for branding projects as folders are part of stationery branding. The mockup is fully editable; you can easily customize it via smart objects and layer effects.
Free
The best Folder Mockup will allow you to present your folder design from inside out. The free mockup includes 4 different views of the folder with a changeable background, and is available for both personal and commercial use.