Best Business Mailing Envelopes Security

Blue Summit Supplies 500 #12 Envelopes with Gummed Seal 11” x 4.75” Brown Manila Oversize Envelopes 24lb Kraft Paper 500 Pack

  • Measuring 4.75in x 11in, our #12 envelopes are made of 24lb kraft paper, the same material as standard manila brown kraft catalog envelopes..
  • Flexible but sturdy, these oversized envelopes will offer more strength and durability and hold more than your standard envelope..
  • Offers just the right amount of opacity to provide privacy and security for correspondence of any kind..
  • Perfect for bulk mailing, shipping small sample products, personal notes, invitations, announcements, tax forms, checks, receipts or any business....
  • Features a smooth, high-quality and natural finish with a gummed adhesive flap. Easily activated by moisture, the gummed kraft envelope creates the....
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Clasp Envelopes - 10x13 Inch Brown Kraft Catalog Envelopes with Clasp Closure & Gummed Seal – 28lb Heavyweight Paper Envelopes for Home, Office, Business, Legal or School 15 Pack 10x13, Brown Kraft

  • 10x13 CLASP ENVELOPE SET – Pack of 15 Single Reusable Envelopes Serves a Variety of Small & Large Documents for Home, Office, Business, Legal & School.
  • Made IN USA, HEAVY DUTY PAPER – Extra Strong, Durable 28LB Standard Brown Kraft Envelopes Proudly made right here in the United States Provides Confidential Protection & Exceptional Rip, Tear & Puncture Resistance - Thank you for supporting American manufacturing!.
  • DOUBLE SEAL DESIGN – Offers Reliable Security for Personal & Professional Mailing.
  • Sturdy Metal Dual Prong Clasps & Gummed Seals w/ Tough Adhesive Glue.
  • CATALOG ORIENTATION – Classic Open-End Style Enables Fast, Convenient Stuffing for Legal Letter, Pamphlet, Coupon, Magazine & Other Common Mailers.
  • SAFE FOR STORAGE – Ideal 10 x 13 Size is Perfect for Both Mailing & Storing Important Paperwork, Craft Projects, Stamps, Dies & More.
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Office Depot Double-Window Envelopes, 8 5/8in. (3 5/8in. x 8 5/8in.), White, Self-Adhesive, Box of 250, 77159

  • With Office Depot double-window, white envelopes, there’s no need to write out labels! Two-window envelopes display the return and mailing address..
  • #8 5/8 envelopes feature a self-adhesive closure that keeps contents safely inside..
  • Self-adhesive envelopes feature a security-tinted inside for privacy and confidentiality..
  • Make mailing labels a thing of the past in your office. Great for businesses that use check-writing software and computer-generated forms, Office Depot double-window, gummed envelopes let you display addresses from the inside..
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200 Pcs Bulk A9 Invitation Envelopes in White Peel & Press Self Seal 5 3/4 x 8 3/4 Square Flap Envelopes 100lb. for Wedding Holiday Shower Business Invitations Announcements Mailing Greeting Cards

  • Quantity: 200 Pcs A9 Invitation Envelopes in White Peel & Press Self Seal 5 3/4 x 8 3/4 Envelopes come in A Sturdy White Cardstock Storage Box. Box help you nice to keep on the shelf. A9 Invitation Envelopes are in bright white, the most classic color that can go well with any theme and can be used for all occasions. According to our in house print tests and customer feedback, our envelopes can printed by laser printers and inkjet printers friendly..
  • Material: These sturdy A9 Square Flap Envelopes are 95lbs. Paper Stock and will not easy to tear. Self Sealing Envelopes feature a classic square flap that has peel and stick adhesive for convenient use. You can't see through this envelope. Elegant yet very sturdy!These blank envelopes have a smooth matte surface for painting and decorating with colorful markers or tapes..
  • Size: Each A9 invitation envelope is 5 3/4" x 8 3/4". Perfect size for any occasion invitations, thank you note cards, greeting cards, save the date cards, love letters, holiday cards, homemade cards, business cards, RSVP cards, personal notes, announcements, letters, photos, messages, social mailings, direct mail, regular personal mail, business correspondence, business promotional mail, stationery, paper crafts or other personalized co....
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200 Pcs A9 Invitation Envelopes in Kraft Brown Peel & Press Self Seal 5 3/4 x 8 3/4 Square Flap Envelopes 100lb. for Wedding Holiday Shower Business Invitations Announcements Mailing Greeting Cards

  • Quantity: 200 Pcs A9 Invitation Envelopes in Kraft Brown Peel & Press Self Seal 5 3/4 x 8 3/4 Envelopes come in A Sturdy White Cardstock Storage Box. Box help you nice to keep on the shelf. A9 Invitation Envelopes feature an rustic texture and look in brown paper. Beautiful brown color perfect for lettering and will give a perfect low-key and natural feel to invitations you're sending out..
  • Material: These sturdy A9 Square Flap Envelopes are 100lbs. Paper Stock and will not easy to tear. Self Sealing Envelopes feature a classic square flap that has peel and stick adhesive for convenient use. You can't see through this envelope. Elegant yet very sturdy!These blank envelopes have a smooth matte surface for painting and decorating with colorful markers or tapes. These envelopes can printed by laser printers and inkjet printers friendly..
  • Size: Each A9 invitation envelope is 5 3/4" x 8 3/4". Perfect size for any occasion invitations, thank you note cards, greeting cards, save the date cards, love letters, holiday cards, homemade cards, business cards, RSVP cards, personal notes, announcements, letters, photos, messages, social mailings, direct mail, regular personal mail, business correspondence, business promotional mail, stationery, paper crafts or other....
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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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Quality Park #9 Security Envelopes, Double Window, Self Seal, Invoices/QuickBooks Statements, 3-7/8 x 8-7/8 Inches, 24 lb White, 500/Box (QUA24529)

  • These boxes of 500 white #9 double window security envelopes (3 7/8 in x 8 7/8 in) protect your customers' sensitive data.
  • a reflex blue pattern obscures the details of what's inside.
  • Redi-Seal self seal mailing envelopes require no moisture.
  • the unique double flap design allows you to simply raise the lower flap and press to seal.
  • Double window envelopes show sender and receiver addresses.
  • #9 Mailing envelopes measure 3 7/8 in (height) x 8 7/8 in (width) and are made of 24 lb white wove paper with professional side seams.
  • Stock up on boxes of 500 machinable #9 envelopes for bulk mailings.
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ValBox 500 Count #10 Double Window Envelopes 4-1/8x9-1/2 Self Seal Security Envelopes for QuickBooks Invoices Business Statements and Legal Documents

  • Security Invoice Envelopes: Forget the thin, torn easily and see-through envelopes you used in the past, try our ValBox #10 security envelopes, which....
  • Double Windows Design: The windows line up perfectly with return and sender address, eliminating the need for hand addressing or printing mailing....
  • Premium Quality: These #10 double window envelope features 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 with windows much more convenient than regular, moisten-and-seal ones. You....
  • Strong Adhesive: With the strong adhesive flap, ValBox #10 double window envelopes will be more evident if tampered. No need to worry about opening....
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Quality Park #8 5/8 Security Envelopes Double Window Self Seal Invoices/QuickBooks Statements 3-5/8 x 8-5/8 24 lb White 500/Box QUA24539

  • These boxes of 500 white #8 5/8 double window security envelopes (3 5/8 in x 8 5/8 in) protect your customers' sensitive data.
  • Redi-Seal self seal mailing envelopes require no moisture.
  • the unique double flap design allows you to simply raise the lower flap and press to seal.
  • Double window envelopes show sender and receiver addresses.
  • #8 5/8 Mailing envelopes measure 3 5/8 in (height) x 8 5/8 in (width) and are made of 24 lb white wove paper with professional side seams.
  • Stock up on boxes of 500 machinable #8 5/8 envelopes for bulk mailings.
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Winlyn 150 Pcs A8 Invitation Envelopes in Brown Kraft Peel & Press Self Seal 5 1/2 x 8 1/8 Envelopes 100lbs. Paper Stock for Wedding Holiday Party Invitation Reply Mailings 5x7 Photo Greeting Cards

  • Quantity: Package includes Bulk 150 Pcs A8 Invitation Envelopes Peel & Press Self Seal Brown Kraft Envelopes Square Flap Envelopes 5x7 Photo Envelopes Mailings Envelopes Holiday Greeting Cards Envelopes. According to our in house print tests and customer feedback, our envelopes and cards can printed by laser printers and inkjet printers friendly..
  • Dimensions:A8 Invitation Envelopes measure 5 1/2" x 8 1/8"(LxW).This is a perfect size for holding 5" x 7" photo,A7 and A8 flat and folded cards.A8 envelopes can be an outer envelope for invitations fitting inside A1 A2 A4 A6 A7 envelopes.A8 Invitation Envelopes can fit inside A9 and A10 size envelopes easily.Perfect for mailing and stationery collection..
  • Color:A8 Announcements Envelopes feature rustic texture and look in brown paper. Beautiful brown color perfect for lettering and will give a perfect low-key and natural feel to invitations you're sending out. A8 brown kraft envelopes perfect match for all occasions whether playful or formal..
  • Material:A8 invitation Self Seal are crafted from 100 lbs.(150 GSM) text-weight paper, has a matte finish.The A8 is easily sealed by a Peel & Press strip located on the inside of the back square flap.The Blank Envelopes perfect for making homemade envelopes by painting ....
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