blank white pillow bag packaging. flow pack. realistic 3d mock-up. foil, paper or plastic pouch three-seam package. mockup

bag pouch mockup pillow flow pack mock package plastic foil paper isolated isometric white bar block vector packet template blank three seam seal food snack packaging realistic container sachet wrapper wrap flowpack vacuum design rectangle retort silver background shadow empty glossy brand label individual product aseptic mock-up three-seam packaging pack mock-up package mockup