Best Private Security Envelopes

Eupako A9 Envelopes Sefl Seal 250 Pack, White Invitation Envelopes for Photos, Invitations, Announcements, Wedding, Baby Shower, 5-3/4 x 8-3/4 Inches

  • High Quality Envelopes: Dimension of Eupako A9 envelopes is 5.75 x 8.75 inches with a smooth touching and elegant looking, perfect for stuffing with A9/5x7 cards, invitations, photos, announcements and letters..
  • Set of 250: Package includes 250 pack A9 envelopes self seal, meeting the need of daily life and office use. Ideal for any occasion - wedding, graduation, birthday, party, baby shower, business and more..
  • Self-sealing Flap: The white envelopes is easy to use. Just peeling off the strip and sealing the flap to get an effortless mailing, no need to lick or moisten. Also, the adhesion of flap is quite strong, secure and lasting, keeping contents from falling out when transiting..
  • Privacy Protection: Made of 120 GSM ( 32lb BOND / 80lb TEXT ) recyclable kraft paper, these 5x7 envelopes for invitation are thick, sturdy and not see- through, keeping your contents private and refusing to leak..
  • Printer-friendly: Try to address our mailing envelopes with your laser or inkjet printers. They are compatible with most printer models. No need to worry about smudging or jamming when going thru printers..
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Eupako A9 Envelopes Sefl Seal 100 Pack, Brown Invitation Envelopes for Photos, Invitations, Announcements, Wedding, Baby Shower, 5-3/4 x 8-3/4 Inches

  • High Quality Envelopes: Dimension of Eupako A9 envelopes is 5.75 x 8.75 inches with a smooth touching and elegant looking, perfect for stuffing with A9/5x7 cards, invitations, photos, announcements and letters..
  • Set of 100: Package includes 100 pack A9 envelopes self seal, meeting the need of daily life and office use. Ideal for any occasion - wedding, graduation, birthday, party, baby shower, business and more..
  • Self-sealing Flap: The brown envelopes is easy to use. Just peeling off the strip and sealing the flap to get an effortless mailing, no need to lick or moisten. Also, the adhesion of flap is quite strong, secure and lasting, keeping contents from falling out when transiting..
  • Privacy Protection: Made of 120 GSM ( 32lb BOND / 80lb TEXT ) recyclable kraft paper, these 5x7 envelopes for invitation are thick, sturdy and not see- through, keeping your contents private and refusing to leak..
  • Printer-friendly: Try to address our mailing envelopes with your laser or inkjet printers. They are compatible with most printer models. No need to worry about smudging or jamming when going thru printers..
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Self Seal Double Window Security Envelopes (#8 - Box of 500), for Quickbooks Checks (3 5/8

  • DESIGNED FOR QUICKBOOKS PRINTED CHECKS - Save time and energy with our self seal double window envelopes specifically designed for use with printed Quickbooks and standard 3 1/2 inch by 8 1/2 inch checks. The offset widows are built to display the sender and receiver addresses of printed checks while hiding the check amount and memo line..
  • EASY ADHESIVE SELF SEAL - Our peel and seal envelopes do not require moisture to activate the adhesive. Simply insert the check, peal away the protective strip, and press the envelope flap down firmly for a strong adhesive hold..
  • SECURITY PATTERN PROTECTS YOUR INFORMATION - The woven blue security pattern prevents the contents from being seen through the 26 lb white paper envelope. This will give you peace of mind to know that your checks are only viewed by the intended recipient..
  • BOX OF 500 DRIVES VALUE - Our #8 envelopes come in a box of 500, and are perfect for bulk mailings or general office supply. Save money, time, and energy by stocking up with the 500 count box..
  • MONEY BACK GUARANTEE - We are confident that you will have a great experience with these self seal double window envelopes. If these envelopes fail to live up to your expectations, simply return them for a full refund.DescriptionSave Time and Money wi....
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ValBox 500 Count #8 Double Window Envelopes 3 5/8 x 8 11/16 Self Seal Double Window Security Check Envelopes- Security Tint Pattern Designed for Home Office Secure Mailing

  • Security Check Envelopes. Fits QuickBooks Checks and other computer printed checks perfectly. Fits Peachtree checks as well as Quicken and QuickBooks.....
  • Double Windows Design. The windows line up perfectly with return and sender address, without showing the memo or check amount line like other....
  • Premium Quality. Our Valbox double window envelopes feature with durable 24lbs white wove paper, peel-off strip, stronger glue and security tint....
  • Great Self Seal Envelopes. The self-seal feature makes these envelopes much more convenient than regular, moisten-and-seal ones. You don't need to....
  • Strong Adhesive: With the strong adhesive flap, ValBox #8 double window envelopes will be more evident if tampered. No need to worry about opening....
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Quality Park 12 x 15-1/2 Clasp Envelopes, Clasp and Gummed Closures, for Oversized Papers, Drawings or Posters, 28 lb Kraft Paper, 100/Box (QUA37810)

  • Quality Park 12x15 1/2 clasp envelopes are a staple of every office.
  • a gummed flap & reusable clasp make them ideal for mailing and storage.
  • Envelopes have durable 2 prong metal clasps and reinforced eyelets to let you access your files as needed.
  • A deeply gummed envelope flap is laid thick with moisture-activated adhesive.
  • creates a firm seal you can trust in the mail.
  • Heavyweight 28 lb kraft paper envelopes are opaque to protect private contents.
  • strong enough for bulk mailing or organizing the office.
  • you never know when youll need these jumbo catalog envelopes for oversized storage.
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Quality Park 10 x 13 Clasp Envelopes, Gummed, Moisture-Activated Adhesive for Permanent Secure Seal, 28 lb Paper, Brown Kraft, 100/Box (QUA37897)

  • Quality Park 10x13 clasp envelopes are a staple of every office.
  • a gummed flap and reusable clasp make them ideal for mailing and storage.
  • Our yellow envelopes have durable 2 prong metal clasps and reinforced eyelets to let you access your files as needed.
  • A deeply gummed envelope flap is laid thick with moisture-activated adhesive.
  • creates a firm seal you can trust in the mail.
  • Heavyweight 28 lb kraft paper envelopes are opaque to protect private contents.
  • strong enough for bulk mailing or organizing the office.
  • large envelopes are an economical way to send manuscripts, certificates or other documents you’d rather mail flat.
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ValBox 200 Count #8 Double Window Envelopes 3 5/8 x 8 11/16 Flip and Seal Double Window Security Check Envelopes- Security Tint Pattern Designed for Home Office Secure Mailing

  • Security Check Envelopes. Fits QuickBooks Checks and other computer printed checks perfectly. Fits Peachtree checks as well as Quicken and QuickBooks.....
  • Double Windows Design. The windows line up perfectly with return and sender address, without showing the memo or check amount line like other....
  • Premium Quality. Our Valbox double window envelopes feature with durable 24lbs white wove paper, peel-off strip, stronger glue and security tint....
  • Great Self Seal Envelopes. The self-seal feature makes these envelopes much more convenient than regular, moisten-and-seal ones. You don't need to....
  • Strong Adhesive: With the strong adhesive flap, ValBox #8 double window envelopes will be more evident if tampered. No need to worry about opening....
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ValBox 3.5x6.5 Money Envelopes White Kraft #7 Coin Envelopes Small Parts Envelope with Gummed Flap for Seed Cash Budgeting Pack of 100

  • Feature: ValBox white money envelopes measure 3.5 x 6.5 inches. Perfect small envelope for cash, budgeting, coin, jewelry, date medications, resistors capacitors, seeds, credit card, SD memory card or any other small items!.
  • Quality Material: These cash envelopes for budgeting are made of US kraft paper, recycled and sturdy. Also, the money envelope is not see-through. You don't need to worry about private leaking..
  • Meet Your Needs: 100 counts of these #7 coin envelopes can meet all your home and office needs. Use these cash envelopes to store or sort out different types of small accessories for tidy and saving time..
  • Gummed Flap: The small envelopes for money have gummed flap. When you put the seeds, small electronic components or other stuff that need to sort or store into the envelope, wetting the seal slightly with water, folding and keeping the flap glued 2-3 minutes to seal. Ensure the envelope stays sealed so your contents don't fall out!.
  • Envelope for Seed Storage: If you want to keep seeds dry and protect seeds, try these kraft paper seed envelopes! It's great for garden seeds long-term storage..
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Eupako Catalog Envelopes 6x9 Small White Envelopes Self Seal 250 Pack for Mailing, Organizing, Storage

  • 6x9 Envelopes: Dimension of Eupako small catalog envelopes is 6x9 inches, smooth touching and professional looking, designed with a self seal flap scored a deep fold, saving much time when handling multiple mailings..
  • Set of 250: Package includes 250 pack 6x9 envelopes self seal, meeting the need of home, office and business use. The catalog mailing envelopes are ideal for mailing catalogs, photos, booklets, bulletins, brochures, handmade cards, Christmas cards, wedding invitations and folded sheets of papers..
  • Self-sealing Flap: The white catalog envelope is easy to use. Just peeling off the strip and sealing the flap to get an effortless mailing, no need to lick or moisten. Also, the adhesion of flap is quite strong, secure and lasting, keeping contents from falling out when transiting..
  • Privacy Protection: Made of high quality recyclable white paper, these heavyweight catalog envelopes are thick, sturdy and not see- through, keeping your contents private and refusing to leak..
  • Printer-friendly: Try to address our Self sealing catalog envelope with your laser or inkjet printers. They are compatible with most printer models. No need to worry about smudging or jamming when going thru printers..
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Columbian #10 Business Envelopes Self-Seal Security Tinted Non-Window 4-1/8 x 9-1/2 500 Per Box White COLO145

  • Columbian #10 envelopes are security tinted for added privacy and confidentiality.
  • Convenient and secure self-sealing closure.
  • simply peel off release strip and press down for a quick, secure seal.
  • Envelope is ideal for all business, professional and personal correspondence.
  • Security-enhanced envelopes have a tinted privacy pattern to mask fine details.
  • your data is safe from prying eyes, even if held up to light.
  • value-packed boxes of 500 basic envelopes keep you ready to conduct business at home, at the office or at school.
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