PRIMA MARKETING-Everyday Vintage Collection: Pocket Paintables Cards. Add some vintage designs to all of your paper projects with these cards. Cards are made of a heavyweight watercolor texture cardstock in a slightly ages, creamy vintage color. Add watercolor pencils, inks, mists and more. This package contains sixteen cards (two each of eight designs). There are eight 4x6 inch cards and eight 2.857x4 inch cards. Design: So Happy Together. Acid and lignin free. Imported.