40 / Pack. Fold-over invitation cards let you create unique, personalized invitations for any event. High-quality, 65 lb. stock is acid-free and lignin-free to maintain its elegant appearance. Free templates are available on the First Base website for easy customization. Eco-friendly design is made with post-consumer material for a reduced environmental impact. Embossed cards are perfect for important events, occasions, announcements, agendas, place cards, tent cards, wine lists, menus, coupons and more.