250 Business Cards online at Infowerk. Our single-sided business cards are printed on premium 350 gsm cardstock on state-of-the-art 4-colour presses. Whether single or multi-sided, we offer options of different thicknesses of paper or cardstock, as well as various finishes. With rounded corners, you extend the visual impression. At Infowerk, you can quickly and easily upload your own design or create your business cards from thousands of stylish design templates. Get printed by the printing professionals - on high-quality paper for your individual card. Business cards online with Infowerk are fun.