Our accounts payable business checks keep you organized with pre-printed voucher headings for invoice numbers, amounts, discounts & more! Use these unlined middle checks with your financial software & pay multiple invoices with 1 versatile computer check! Built-in check security trusted by 7,000 financial institutions nationwide, with features such as chemically sensitive paper, microprint border, invisible fluorescent fibers, erasure protection, security screen & warning box. Top & bottom tear-off vouchers include preprinted headings to detail invoicing data for payee & you. Sheet format fits all standard laser & inkjet printers.