Business cards are one of the most powerful marketing tools available. You can reach your customers anywhere, anytime. They serve as a unique introduction to your business. The promotion of your business is pertinent when you want to retain or engage new clientele.Business cards are 3.5 x 2 inches and printed printed on extra-thick 16pt. cardstock. They are printed in 3 – 5 business days unless a rush order is requested below.