80922 - Double Window First Class Mail Envelope (Peel & Close)
Use this First Class envelope for any purpose. The 1'' expansion provides more room to mail larger tax returns or thicker documents. This envelope is constructed of 14# tyvek paper stock with a peel and close flap which opens on the short side. The tyvek material provides tear and water resistant protection to your confidential mailings.
Size: 10” x 12" x 1”
Flap Opening: Short
Seal: Peel & Close