Blank Classic Panel Invitation Folder Radiant White. A formal wedding invitation folder with a debossed center panel. Our free print templates make this card easy to format and easy to print on your home computer. This blank classic panel card is made using a super premium rich and luxurious 65lb (176gsm) card stock that is alkaline pH, and acid free. Cards are delivered flat, open and pre-scored for easy folding after you print.