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# 10 Security Envelopes ~ 500 Letter Size Envelopes with Peel & Seal Self Adhesive + Tinted Interior for Privacy Protection ~ Printer Friendly, Boxed, 4-1/8" x 9-1/2" Each, White by Pinnacle
# 10 Security Envelopes ~ 500 Letter Size Envelopes with Peel & Seal Self Adhesive + Tinted Interior for Privacy Protection ~ Printer Friendly, Boxed, 4-1/8
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Want better security, quality & printing capabilities? These peel-and-seal #10 security envelopes look & feel flawless at a perfect stock-up price. Boxed 500-pack.

Unlike other letter-size envelopes, your Pi...

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Product Review

Want better security, quality & printing capabilities? These peel-and-seal #10 security envelopes look & feel flawless at a perfect stock-up price. Boxed 500-pack.

Unlike other letter-size envelopes, your Pinnacle # 10 Security Envelopes are made by an exclusive manufacturer using the most advanced equipment. Result? These classic white envelopes offer:

• Smoother, richer, more elegant texture
• Perfect #10 size & shape... precisely cut, creased & folded
• Larger peel-off strip for no-fuss sealing
• Extra adhesive to ensure a better seal
• Darker tinted pattern inside to conceal contents from prying eyes

It All Adds Up to Size-10 Envelopes You'll Count on Time After Time

Use these #10 envelopes (self-adhesive) to mail checks, bills & legal documents, along with everyday correspondence. Thanks to their peel-&-seal feature, you'll never have to lick any nasty glue or worry about the flap coming open during delivery. What's more, you'll have peace of mind knowing that your private documents are protected in transit.

Low-Profile Design Fits Any Laser or Ink-Jet Printer

HP. Epson. Brother. Canon. Xerox. No matter what the brand or model, these silky-smooth mailing envelopes will slide right through without jamming.

Even the Box Is Better

Forget flimsy, chintzy packaging. Your Pinnacle windowless 10 envelopes arrive packed in a sturdy cardboard box with secure, easy-close lid, ready for easy storage.

If you're tired of cheap mailing envelopes, get the improved, affordable alternative today.

Add to Cart with Confidence, Backed by Our Money-Back Guarantee



  • Superior Quality: High-end manufacturing with state-of-the-art equipment produces #10 security envelopes that are smoother & classier than most. You'll actually see & feel the difference.
  • Greater Protection: Unlike ordinary security envelopes, these size 10 envelopes are tinted inside using an advanced crosshatch print that's dark enough to shield your private docs from prying eyes.
  • Easy Peel-&-Seal: Simply peel off the extra-large strip & press down the flap for a super-tight seal. Your Pinnacle letter envelopes even have extra adhesive for easier sealing & added security.
  • No More Paper Jams: Thanks to their smooth texture & precision-cut #10 size, your white mailing envelopes work beautifully with all standard printers, both laser & ink-jet.
  • Better Box & Guarantee: Unlike chintzier office envelopes, your Pinnacle 500-Pack arrives in a sturdy box with easy on/off lid. Also comes with our full guarantee: Love it or your money back.

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