QuickBooks W2 Forms and Envelopes - (100) QuickBooks compatible 3-UP sheets with instructions on the back along with (100) compatible envelopesMeets IRS Regulations QuickBooks and Quickbooks Pro W2 Forms perforated blank paper and compatible envelopes for 100 employees. Gummed flap seals securely when moistened. 3-UP perforated paper with instructions on the back for the tax year 2014 *Meets IRS Regulations Compatible with Quickbooks and Quickbooks Pro. 24# white wove confidential double-window envelope.