Large Security Envelopes

16 results
LUX 9 x 12 Kraft Open End Envelopes, 1000/Box, 28lb. White w/ Security Tint (WS-4894-ST-1M) image 1
Item: 2146102
Model: WS-4894-ST-1M

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price isĀ  $336.89
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LUX 9 x 12 Kraft Open End Envelopes w/Security Tint, 28lb. White, 50/Box (WS-4894-ST-50) image 1
Item: 2146105
Model: WS-4894-ST-50

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price isĀ  $40.89
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LUX Kraft Open End Envelopes with Security Tint, 9" x 12", White, 500/Pack (WS-4894-ST-500) image 1
Item: 2146103
Model: WS-4894-ST-500

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open end envelopes are perfect for sending documents, catalogs, direct mail, promotional material, brochures.Flap is on the short side, helping to keep things from falling out after opening.Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact.LUX 9" x 12" Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price isĀ  $253.39
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Medical Arts Press Self Seal Security Tinted Business Envelopes, 9" x 13", White, 100/Pack (24147) image 1
Item: 413520
Model: 24147

Ensure billing and claim information gets delivered properly with these window envelopes. The bright, bold lettering serves as a warning to postal carriers, and the conveniently placed window keeps the recipient's address visible. These Medical Arts Press envelopes feature self-sealing flaps to keep documents safely tucked inside..Business envelopes are suitable for many mailing projects.Made from white 24 lbs. paper for durability.These envelopes measure 9"H x 13"L in size, providing enough space for your mail.Self-seal closure with open-end flap seals securely without moistening.Security-tinted pattern helps to discourage from reading sensitive information through the outside of the envelope.100 envelopes per pack.Simply position the address to show through the single-right window.Flap is on the long side, helping to keep things from falling out after opening.Mail out claims and adjustments using these Medical Arts Press 9 x 13-inch self-seal claim window envelopes.

Price isĀ  $26.49
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LUX 9 x 12 Kraft Open End Envelopes 250/Box, 28lb. White w/ Security Tint (WS-4894-ST-250) image 1
Item: 2146104
Model: WS-4894-ST-250

Use this to send flat, bulky materials or multiple small items like coins, catalogs and jumbo cards. Flap is on the short side, helping to keep things from falling out after opening. Also called a "catalog" envelope, it actually comes in 39 sizes from tiny to huge, in white, traditional kraft, and array of colors for special impact. Features moistenable glue flap sealing method..9 x 12 Open End Envelopes are perfect for sending documents/catalogs/direct mail/promotional material/brochures.Comes in 28lb. White w/ Security Tint, 28lb. Text Paper.Dimensions: 9"L x 12"W.Moistenable Glue Sealing Method.LUX 9 x 12 Open End Envelopes are perfect for organizing documents, distributing promotional and marketing materials, mailing, filing and much more!

Price isĀ  $78.89
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JAM Paper 9 x 12 Open End Double Window Envelopes, Security Tint, 28lb, White, 500 Pack (912DW-28WST-500) image 1
Item: 24578419
Model: 912DW-28WST-500

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.9" x 12".White

Price isĀ  $239.49
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JAM Paper 9 x 12 Open End Double Window Envelopes, Security Tint, 28lb, White, 50 Pack (912DW-28WST-50) image 1
Item: 24578418
Model: 912DW-28WST-50

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.9" x 12".White

Price isĀ  $35.09
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Staples Self Seal Security Tinted Catalog Envelopes, 9" x 12", White, 100/Box (21574) image 1
Item: 329845
Model: ST21574-CC

Maintain confidentiality when you mail sensitive materials using this box of 100 white privacy tint catalog envelopes. Constructed of 25-pound white wove PaperTyger material, these envelopes resist moisture and tearing and easily accommodate a variety of bulky materials with their generous capacity. These Staples tear-resistant privacy tint catalog envelopes feature peel-and-seal closures that save time and offer strong, reliable seals..Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.Durable, lightweight, and tear-resistant 10gsm woven paper..Dimensions: 9"L x 12"H; size #10.Self seal for secured sealing.Envelopes come in boxes of 100, making them an easy and economical choice.Water- and moisture-resistant.Mail sensitive documents with this box of 100 Staples white tear-resistant privacy tint catalog envelopes.

Price isĀ  $88.39
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Staples QuickStrip EasyClose Self Seal Security Tinted Catalog Envelopes, 10" x 13", White, 100/Box (ST19957/19957) image 1
Item: 871075
Model: ST19957/19957

Keep private information confidential with these Staples EasyClose tamper-evident security-tinted catalog envelopes. Each envelope has an adhesive strip on the flap that makes it easy to seal contents inside, while the security tint and tamper-evident features help ensure that sensitive information is not read by third parties. These Staples EasyClose tamper-evident security-tinted catalog envelopes are built with 28-pound wove paper for durability..Catalog envelope is perfect for confidential documentation.Comes in white and made of paper.Dimensions: 10"L x 13"H; size #13.EasyClose peel-and-stick closures to speed up mail preparation time.Envelopes come in boxes of 100, making them an easy and economical choice.QuickStrip closure is quick and easy to use: simply remove strip and press to close.Protect confidential documents from prying eyes with this 100-pack of Staples EasyClose 10 x 13-inch tamper-evident security-tinted catalog envelopes.

Price isĀ  $35.09
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JAM Paper 9 x 12 Open End Double Window Envelopes, Security Tint, 28lb, White, 250 Pack (912DW-28WST-250) image 1
Item: 24578395
Model: 912DW-28WST-250

High-quality envelopes for business documents, letters of recommendation, applications, booklets, folders, magazines..Open End Catalog Envelopes.9" x 12".White

Price isĀ  $90.29
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Quality Park Kraft Security Tinted Inter-Departmental Envelope 10" x 13", Multi Colors, 100/Box (QUA63778) image 1
Item: 458290
Model: QUA63778

Manage confidential paperwork with these inter-departmental envelopes. Each envelope is crafted with a secure gummed flap closure, making them ideal for passing documents back and forth throughout the office. These Quality Park Products envelopes are security tinted and allow the sender to sign across the flap after sealing for added security..Inter-departmental envelopes keeps documents confidential.Envelope size: 10"W x 13"L.The gummed flap closure keeps your documents secured inside the envelope.Wallet flap.Multicolored and made of kraft.100 envelopes per box.Made in the USA.Keep correspondence secure with these 10 x 13-inch Quality Park Products personal and confidential inter-departmental envelopes.

Price isĀ  $100.89
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ComplyRight CMS-1500 Self Seal Security Tinted Window Envelope 9" x 12 1/2", White/Blue, 100/Pack (1500LR) image 1
Item: 742810
Model: 1500LR

All envelopes have confidential lining for added security in order to ensure patient privacy..Envelope holds up to 50 CMS-1500 unfolded claim forms..Helps reduce processing delays..Right-window reveals only the mailing address..Rectangle self-sealing square flap..ComplyRight CMS-1500 Jumbo Right Window Envelopes prevent processing delays by allowing the sender to mail the forms without folding them.

Price isĀ  $41.39
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ComplyRight CMS-1500 Self Seal Security Tinted Window Envelope 9" x 12 1/2", White/Blue, 100/Pack (1500RS) image 1
Item: 1949161
Model: 1500RS

All envelopes have confidential lining for added security in order to ensure patient privacy..Envelope holds up to 50 CMS-1500 unfolded claim forms..Helps reduce processing delays..Right-window reveals only the mailing address..Rectangle self-sealing square flap..ComplyRight CMS-1500 Jumbo Right Window Envelopes prevent processing delays by allowing the sender to mail the forms without folding them.

Price isĀ  $42.59
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Quality Park Self Seal Kraft Catalog Envelopes, 10"L x 13"H, Brown, 25/Pack (QUA93336) image 1
Item: 445596
Model: QUA93336

Deliver bulky items and thick documents safely in these 10 x 13-inch envelopes. Each of these envelopes is made of durable, 40-pound kraft paper and expands up to two inches to accommodate large documents such as manuals, books, and catalogs. These envelopes seal with convenient and secure Redi-Strip closures for quick mail processing. This pack includes 25 Quality Park expansion envelopes perfect for small businesses, warehouses, and publishing companies..Catalog expansion envelopes offer security for bulky mailings.Made from extra-heavyweight 40 lbs. brown kraft stock to maintain durability during transit.Dimensions: 10"L x 13"H.Redi-strip self-seal closure provides a clean, quick seal immediately upon contact, the peel-off strip protects the adhesive from dust for a longer shelf life.Set includes 25 pieces per pack, giving you plenty of envelopes for all of your home or office mailing needs.Gusseted sides expand up to 2" to accommodate extra-thick mailings.Send large documents securely in these Quality Park expansion envelopes.

Price isĀ  $67.49
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Quality Park Self Seal Kraft Catalog Envelopes, 10"L x 15"H, Kraft, 25/Pack (QUA93338) image 1
Item: 445597
Model: QUA93338

Ensure your files, items, and other mailed contents are protected and secure with these brown kraft envelopes. Made of durable 40-pound kraft material, these envelopes protect contents from dirt, rips, moisture, and other damage during shipping and transit. These Quality Park self-seal envelopes are expandable for bulky mail including large files, books, and other media..Expansion envelopes offer security for bulky mailings.Made from extra heavyweight 40 lbs. brown kraft stock to maintain durability during transit.Dimensions: 10"L x 15"H.Redi-strip self-seal closure provides a clean, quick seal immediately upon contact, the peel-off strip protects the adhesive from dust for a longer shelf life.Gusseted sides expand up to 2" to accommodate extra-thick mailings.Set includes 25 pieces per pack, giving you plenty of envelopes for all of your home or office mailing needs.Secure contracts and other mail with these Quality Park self-seal catalog envelopes.

Price isĀ  $53.59
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Staples Gummed Catalog Envelopes, 9" x 12", White, 25/Pack (ST579712N-CC) image 1
Item: 579712
Model: ST579712N-CC

Featuring reinforced seams for extra holding power, these Staples 9" x 12" envelopes provide an ideal solution for mailing catalogs, flyers and other heavy documents and promotional materials. They are security-tinted to ensure the confidentiality of your enclosed documents, catalogs or booklets. Utilize these envelopes for company business, home business or personal use. Each of these Staples catalog envelopes features a gummed flap closure for a secure seal. Each envelope is large enough to accommodate standard letter-sized documents..Catalog envelope measures 9" x 12".Moistenable glue seal.Reinforced seams for extra holding power.Security-tinted for privacy of contents, Security-tinted for privacy of contents.These Staples catalog envelopes are a great choice for mailing catalogs, flyers and other heavy documents

Price isĀ  $10.99
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About Large Security Envelopes

Large security envelopes are essential for protecting sensitive documents during transit. Designed to provide an extra layer of security, these envelopes help ensure that confidential information remains private and secure from prying eyes.

Ideal for businesses and personal use alike, large security envelopes are perfect for mailing important documents, contracts, or financial statements. Their robust construction and secure sealing mechanisms make them a reliable choice for safeguarding your correspondence.

When selecting large security envelopes, consider features such as tamper-evident seals and opaque designs that prevent visibility of contents. Many options also include moisture-resistant materials to protect against environmental factors during shipping.

Additionally, look for envelopes with easy-to-use adhesive closures for quick sealing and added convenience. Some models may also offer reinforced edges for enhanced durability, ensuring that your documents arrive safely and intact.