... quality Direct Manufacturer Most Advanced equipment Gift pop up card Printing service This kind of pop up card is normally made of below information ... : 1.5mm, 2mm, 2.5mm, 3mm gray board coated with paper,cloth & leather or art paper of 128gsm, 157gsm. ... paper, watercolors, glues, pen, pencils, and so on.Artwork format:PDF, Adobe Illustrator, Photoshop, Indesign files. At least 300dpi resolution ...