Here is 2 highly realistic mockups provided by Mockup Free. The first tool presents a card packaging from a perspective angle with 3 sides showing and a selection of cards for the top and bottom graphics while the second one showcases the packaging set in a standing position with 2 cards from a front point of view.
This fully layered psd file allows you to show off your design. The PSD file allows you to change all elements and come with many customization options. Completely layered file with smart object.
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