How to place your own background.
.Help File Included --- if you have any questions about this mockup feel free to contact me : --- Help File includes: How to place your design. Backpack Mockups How to change the element colors --- In manufacturing and design, a mockup, or mock-up, is a scale or full-size model of a design or device, used for teaching, demonstration, design evaluation, promotion, and other purposes High-quality mockups are very essential for designers to present their branding ideas.