Simply laser print your single sheet of paper, run through the pressure seal equipment to fold, and pressure seal into a mailing piece. Face printing includes a hidden ?void? pantograph in the center panel. This style has back printing featuring artificial watermark and thermochromic ink. Your 8-1/2" x 14" form meets postal regulations and is ready to be mailed. This style check has a Z fold with blue pantograph and blue stub. Sold in boxes of 2000.