Top 9 Legal Envelopes Self Seal – Business Mailing Envelopes

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1. Aimoh


White, 24 LB, 100 Count 34100, EnveGuard, Size 4-1/8 X 9-1/2 Inches, #10 Security Tinted Self-Seal Envelopes, No Window

Aimoh #ad - Enveguard technology; in today's world where our health, the team of engineers and developers at Aimoh have researched and developed the EnveGuard Technology and Approval systems, privacy and security is so much threatened, at Aimoh we approve only the highest quality products, produced from the best and safest material on earth.

100 envelope pack; these envelopes are manufactured with a window-less front panel for the perfect choice for small businesses, home offices and everyday use, #10 Security Envelopes are provided in a 100-envelope pack. Quick-seal closure; our #10 envelopes are designed with an ultra strong self-SEAL adhesive strip to create a full, super secure seal across each envelope's width that won't easily open or tear, ideal for mailing for any letter sized and larger documents without splitting.

Super security tint pattern; #10 envelopes designed with a secure, security tint-pattern to protect contents and sensitive information, perfect for ultra-secure mailing. Laser and inkjet printer compatible; premium construction measuring 4-1/8 x 9-1/2 inches, fully compatible with most inkjet and laser printers for quick and easy addressing! Click the Orange Button to order now.
BrandAimoh #ad
ManufacturerAimoh #ad
Height2.2 Inches
Length9.7 Inches
Width4.3 Inches
Part Number34100

2. Quality Park


Redi-Strip Closure, 4-1/8" x 9-1/2", 24-lb White Wove, 100/Box QUA69117, Quality Park #10 Self-Seal Security Envelopes, Security Tint and Pattern

Quality Park #ad - Less yuck: we promise you won't miss licking envelopes or crumbly, drippy sponges; complete your mailings, no accessories required. Enhanced security: offer the protection clients deserve; a security tint makes envelopes hard to see through; a security pattern scrambles the appearance of text.

Store more, longer: reid-strip envelopes have a longer shelf-life thanks to the peel able strip that protects your adhesive from dust. An excellent value: bright white 24-lb paper makes an impression for business mailings and personal correspondence; get 100 4-1/8 x 9-1/2 inch envelopes. Save time with self-stick: quality park #10 Security Envelopes have a strong peel & stick closure that helps you fly through mailings in record time.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height2.03 Inches
Length9.63 Inches
Weight0.91 Pounds
Width4.25 Inches
Part NumberQUA69117

3. Mead


Windowless, Mead Security Envelopes Self Seal #10, 4 1/8 x 9.5 inch, 500 Pack

Mead #ad - Made with the mead seal of quality - protect your mail without compromising quality. With its thick and opaque material, these blank standard #10 envelopes keep contents completely hidden from outsiders.

Large bulk box comes with 500 number 10 envelopes size measures 4 1/8 x 9. 5”. These self sealing envelopes are created by Mead, a brand known for premium paper products and stationery. There's no need to lick, or tape, glue, These regular Mead envelopes peel and seal with secure adhesive. Secured envelopes - make it impossible for prying eyes to read your sensitive information. Great value for money - make sure you have a reliable and long-lasting supply of this office essential.

The solid surface makes it easy to print labels and addresses. Seal in seconds - these easy close self stick envelopes keep your mail secure and sealed conveniently. Windowless design - best for legal and business mailing, these plain White letter envelopes are tinted without any see-through panels for privacy.
BrandMead #ad
ManufacturerMead #ad
Part NumberAST 2

4. Amazon Basics


500-Pack, Amazon Basics #10 Security-Tinted Self-Seal Business Letter Envelopes, White, Peel & Seal Closure

Amazon Basics #ad - Peel-and-seal closure; no moisture needed. 10 business letter envelopes for home or office. Product dimensions: 4-1/8 x 9-1/2 inches. Includes 500 #10 envelopes made of 24-pound white woven paper; smooth surface works well for direct printing. Interior security tint for privacy; securely send checks, invoices, or other confidential documents.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZP5

5. Aimoh


500 Count 34010, Windowless Design, #10 Security Self-Seal Envelopes, 24 LB, EnveGuard, Premium Security Tint Pattern, Ultra Strong Quick-Seal Closure, White, Size 4-1/8 x 9-1/2 Inches

Aimoh #ad - Long lasting supply; large sized envelopes and 500 envelopes in every pack for a long lasting supply, perfect for everyday business correspondence and large mailing tasks! Click the Orange Button to order now. Premium security tinted pattern; our #10 envelopes are designed with a premium security printed design to protect contents and sensitive information, perfect for secure business and legal mailing while protecting sensitive information.

10 security tinted self seal envelopes; forget cheap envelopes that easily split and aren't suitable for secure mailing, our #10 envelopes are designed with a premium security tint to protect sensitive information and a super strong SELF-SEAL strip, perfect for larger documents. Quick-seal closure; our #10 envelopes are designed with an ultra strong SELF-SEAL adhesive strip to create a full, super secure seal across each envelope's width that won't easily open or tear, ideal for mailing larger documents without splitting.

Windowless design; envelopes ideal for standard business & legal documents and sensitive correspondence, manufactured with a windowless front panel for easy printing, perfect for quick, labeling or hand-addressing, mass business mailings.
BrandAimoh #ad
ManufacturerAimoh #ad
Height4.25 Inches
Length11.5 Inches
Width10 Inches
Part Number34010-500

6. Top Flight


Security Tinted, Strip & Seal, 24 lb, Top Flight PSTF10NWT #10 Envelopes, 500 Count, White Paper

Top Flight #ad - Strip & seal closure. Standard 10 envelope 4 1/8 x 9 1/2. Security tinted. 500 count per box. Heavy 24lb white paper - made in USA.
BrandTop Flight #ad
ManufacturerTop Flight #ad
Height4.3 Inches
Length11.8 Inches
Weight6 Pounds
Width10 Inches
Part NumberPSTF10NWT

7. ValBox


Business Statements and Legal Documents, ValBox 500 Count #10 Double Window Envelopes 4-1/8x9-1/2" Self Seal Security Envelopes for QuickBooks Invoices

ValBox #ad - Premium quality: these #10 double window envelope features with durable 24lbs white wove paper, peel-off strip, stronger glue and security tint design. You don't need to stand licking envelopes and using glue or the water activators, which is time consuming and messy. Security invoice envelopes: forget the thin, torn easily and see-through envelopes you used in the past, try our valbox #10 security envelopes, which fit QuickBooks invoices, multiple business billing statements and return envelopes perfectly!!! The contents are also easy to slip in.

Double windows design: the windows line up perfectly with return and sender address, ideal for legal and standard business mailings, return documents and more. Great self seal envelopes. No need to worry about opening them easily by others. The self-seal feature makes these envelopes with windows much more convenient than regular, moisten-and-seal ones.

Notice: this #10 double window envelope is not for QuickBooks Checks!!! Strong adhesive: with the strong adhesive flap, valbox #10 double window envelopes will be more evident if tampered. The detail position for the double windows, eliminating the need for hand addressing or printing mailing labels, please refer the size chart on the second photos. Protect your invoice and statement privacy. If there's anything make you unhappy or unsatisfied about the products, please do contact us without any hesitation.
BrandValBox #ad
ManufacturerValBox #ad
Part NumberVB052

8. Office Deed


Security Tint Pattern for Secure Mailing, Office Deed 500#10 Envelopes SELF SEAL Business Envelope Windowless Design, Statements & Legal Document, Invoices, 4-1/8 x 9-1/2 Inches

Office Deed #ad - They come in boxes of 500, so you can stock up for long-term use.  . Wove finish adds a professional touch. The blue tint pattern makes impossible to see the details of the contents, even when held up to the light.

Quality: our security self seal envelopes made of 24-lb white wove. Peel & seal closure: with the peel & seal closure, envelopes do not require licking to seal. 500 envelopes in each box: our #10 4 1/8" x 9 1/2" self stick envelopes ideal for any document from official business letters to business check. Mail invoices, statements and other important documents with confidence.

Windowless envelope; windowless envelopes for easy printing, labeling or perfect for quick, mass business mailings. Privacy: protect confidential client information with our security tinted envelopes. Our products will the perfect fit for all official purpose with high standard quality. The liner keeps the gum dust-free before use. Simply press flaps together for a secure, strong seal.  .
BrandOffice Deed #ad
ManufacturerOffice Deed #ad
Part NumberSSEWL

9. Blue Summit Supplies


Securely Holds up to 60 Sheets of Paper with Strong Peel and Seal Flap 100 Envelopes, 100 9 X 12 Self Seal Security Catalog Envelopes, Designed for Secure Mailing

Blue Summit Supplies #ad - Just peel and seal to create a strong lasting seal: No need to worry about your contents failing out during transit even when shipping hefty shipments like 60 sheets of paper or magazines.

Allows for organized storage of personal and company documents due to its large size and Security Tint. Great for storing receipts, magazines, monthly financials, tax returns, reports and more. Perfect size for standard 8. 5'' x 11'' letter paper, wide opening saves times when stuffing up to 60 sheets of letter paper securely. Safe for sensitive documents like tax, legal, and financial documents. Securely holds hefty files during transit due to it sturdy construction and thick 28 LB White Wove Paper. Provides complete security: your documents are safe from others during transit.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Weight3.97 Pounds
Part NumberBSS-92588-010