Choose Essential check stock for the level of fraud protection you need. All check stock is constructed of high-quality, bank-recommended 24# paper. All checks include the required 5/8" clear zone as well as a target box for accurate MICR line placement. Essential Security Ideal for businesses with a low risk of fraud “Essential” security checks meet all bank guidelines at an economical price. Padlock Icon Warning Box VOID pantograph Security screen Artificial watermark Microprinting Minimum quantity 250 checks. ** Lattice checks do not include a VOID pantograph.