Ensure immediate attention! Double-window envelopes come preprinted with the statement "Important Tax Return Document Enclosed".
We have window envelopes for almost all tax forms that are on offer at our web store. This is important because window envelopes have to be compatible with the document -tax form in this case – that goes inside the envelope as the see through windows have to be placed accordingly.
Displayed here is double window envelope for 4-Up tax forms W-2 offered by us in horizontal format for printing on laser and inkjet printers. Made from 24# woven stock, these confidential (printed lining for privacy) envelopes have a gummed flap. Apply a little bit of moisture and press to seal.