Large First Class Mail Envelope, Landscape Style with 2 Windows – 11-1/2″ x 9-1/2″

Large “Official First Class Mail” Envelopes in Horizontal Landscape Format for Mailing with Address Coversheets

Easily mail large documents and tax returns in this double window 1st Class Mail envelope. Simply print an address cover sheet with your software and documents are ready to mail.

Order as few as 50 envelopes and get big discounts on larger quantities! Select options to see pricing.

The large 11-1/2″ x 9-1/2″ size makes mailing and storing large documents easy. Both windows have cellophane for security.

Choose self-sealing or moisture seal flap.

Tax Software Compatibility: Lacerte™

Minimum 50 / Multiples of 50.

Product Details

Large, 9-1/2″ x 11-1/2″ First Class Mail Envelope, Landscape Style with 2 Cellophane Windows and Green Border

Mail client tax returns or other important documents in these large, double window envelopes with a landscape format that is preferred by the US Postal Service for improved delivery accuracy.

Get big discounts on large envelopes – no coupon code needed with The Tax Form Gals!

Landscape Double Window Envelope Specs:

Style: Landscape
Seal Type: Self Seal or Moisture Seal Flap
Size: 11-1/2″ x 9-1/2
Paper Weight: 28# envelope stock
Flap Opening: Short End
Ink Color: Green

Top Window Size: 2″ x 4-1/2″
Top Window From Left Side: 1-1/4″
Top Window From Bottom: 6-7/16″
Bottom Window Size: 2″ x 4-1/2″
Bottom Window From Left Side: 4-1/2″
Bottom Window From Bottom: 2-3/8″

Tax Software Compatibility: Lacerte™

Moisture Seal Item# PEF32
Self-Adhesive Item# LA400PS


There are no reviews yet.

Be the first to review “Large First Class Mail Envelope, Landscape Style with 2 Windows – 11-1/2″ x 9-1/2″”

Compatible or Companion Products…

  • Large First Class Mail Envelope, Double Top Windows, Green. 9-1/2" x 11-1/2" Self-Seal Flap -

    First Class Mail Envelope with 2 Top Windows – 9-1/2″ x 11-1/2″

  • Window Tax Return Folders with Side Staple Tabs, Compatible with Lacerte and ProSeries Tax Software -

    Side Staple Window Tax Folders with Pocket