Product Review

#10 Windowless Security Envelopes Create Completely Secure Mail

We understand how difficult it can be to find secure envelopes that completely secure and hide your envelope contents throughout the mailing process. We understand this frustration; thus our envelope design protects your contents within a permanent and long lasting flip and seal flap.

Unlike weak sealing envelopes that allow your contents to fail out and become exposed, our strong seal will guarantee the safety of your contents.

A windowless envelope is the safest type of design, offering zero chance that your secure information will be exposed through transparent windows during transit. Just write on or add labels to address the envelope.

Quickly and easily send hundreds of business invoices or statements with our #10 envelope with easy to use, self-sealing flip and seal flap

• It's simple to flip up the bottom flap and press down the top flap to seal
• No wasted plastic strips from the peel and seal design
• Enough room for no. 8 or no. 9 return envelopes so you can get paid faster

Create professional and confidential business or personal mailing

Our durable invoice envelopes with strong latex adhesives are designed to immediately create a strong seal so you do not have to worry about your contents being exposed to others. The smooth 24 lb white wove paper that creates a professional look and feel from out of the box all the way to your destination.

100% Money Back Guarantee

We stand behind our products completely. We understand that sometimes buying physical products can be difficult if you cannot physically see what you are buying; however, if our product is not exactly what you are looking for or does not meet your expectations, then send it back anytime for a 100% refund.