You should try this Double Sided A5 Flyer Mockups for your next presentation. Why you should use a mockup to present your design. There are so many types and categories of print design, ranging from brochures to large media such as billboards. Unlike web designs and presentations that clients can see firsthand how the final results will look, print designs need a different way, designers may not print their design samples to be presented to their clients, therefore mockups are a very effective and highly favored way by designers or clients.