500 Blank Check Paper for Quickbooks with Void Pantograph and Heat Sensitive Padlock Icon compare to Versacheck Refills Form # 1000 High Quality Security Check Stock with VOID pantogrpah and artificial watermark Check on Top with 2 stubs and Perforated at 3.5 and 7 inches Printed on 24lb Secuity MOCR bond Stock Compare to Versacheck Form # 1000 100% Compatible with Quickbooks and other accounting softwares