Incorporates security features recommended by the National Check Fraud Center. Compatible with most money management software programs. Security features include: Check-21 compliancy, VOID pantograph behind endorsement, security warning, VOID when copies, anti-splice backer, security features listing box, watermarks, check verification number, coin reaction, patterned background and microtext print. Size: 8 1/2 x 11; Paper Color(s): Blue Marble; Paper Weight: 24 lb; Sheets Per Unit: 500.