Blank Security Check Paper for custom Business Checks that comply 100% with ANSI X9 banking standards. Contains 8.5″ x 11″ letter-size 24lb security blank check sheets, one BUSINESS-size CHECK ON TOP, two stubs below. Compatible with leading accounting solutions, check printing software and all laser and inkjet printers. Security features include erasure protection, micro print lines, security screens, and artificial watermarks.