Top 10 10 Envelopes Self Seal with Window – Business Mailing Envelopes

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1. Amazon Basics

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

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Amazon Basics #ad - Peel-and-seal closure; no moisture needed. 10 business letter envelopes with single left address window. Includes 500 #10 envelopes made of 24-pound white woven paper for quality and strength. Product dimensions: 4-1/8 x 9-1/2 inches. Interior security tint for privacy; securely send checks, invoices, or other confidential documents.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZA26
ModelAMZA26

2. Aimoh

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500 Count 35210, Size 4-1/8 X 9-1/2 Inches, #10 Single Left Window Self-Seal Security Tinted Envelopes, 24 LB

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Aimoh #ad - 10 single window security envelopes; forget cheap, thin envelopes that allow contents to be easily read, our #10 security envelopes are premium quality, ultra secure envelopes suitable for everyday business and legal mailing while protecting sensitive contents and information.

Long lasting supply; ideal for everyday business use, each measuring 4-1/8 x 9-1/2 inches, perfect for invoices, each box provides 500 envelopes for a long lasting supply, statements and many more business uses! Click the Orange Button to order now. Security tint pattern; mailing secure documents? our #10 security Envelopes are designed with a security wave pattern on the inside to protect contents, data and numbers from being easily read, unlike other cheap envelopes. Easy read single window; perfect for bulk mailing, each envelope has a premium, perfect for displaying addresses or business information, extra large, positioned 7/8" from the left and 1/2" from the bottom of the envelope, easy read 4-1/2 x 1-1/8 poly-window, making slow printing and hand addressing a thing of the past.

Ultra strong quick seal; manufactured with ultra strong, creating a super strong seal across the width of the envelope for a strong seal that won’t easily tear, quick seal adhesive, perfect for mailing larger, thicker documents.
BrandAimoh #ad
Part NumberFBA_35210
ModelFBA_35210

3. ACSTEP

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White Envelopes 500 Count, Acko #10 500Pack Double Window Envelopes Quickly Self-Seal Envelopes 4 1/8 x 9 1/2,Security Tint Pattern Designed for Home Office Secure Mailing,Letters and Invoices

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ACSTEP #ad - It's the perfect choice for small businesses, and everyday use, home offices, #10 Security Envelopes are provided in a 500-envelope pack. Standard package: the envelopes are 500pcs per box, checks, packaged by a solid carton box, and invoices every day, which can protect the item intact during the delivery.

Premium security tinted pattern: #10 envelopes are designed with premium security printed design to protect contents and sensitive information, as well as your customer's. Privacy and confidentiality are critical for all business and legal transactions, so these security envelopes are meet your standards. Dual windows are placed in an ideal location for checks. Double window envelopes: it's easily read dual windows for everyday business mailings and postal addresses. If you need to send statements, this security envelope window fits for you! Buy with confidence! Click the Orange Button to order now! You can use business mailing envelopes for sending invoices and checks.

Best security envelopes: #10 double window envelope size 4 1/8 x 9 1/2 designed for home office secure mailing, letters and Invoices, computer business checks perfectly. Ideal for mass mailing of business documents. Security tinted design and strong self-seal for the best security envelopes on the market. Quickly sealing closure: 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.
BrandACSTEP #ad
ManufacturerAcko #ad
Part NumberAcko - 00065
ModelBrown Cheque size envelop

4. Blue Summit Supplies

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500 No. 10 Self Seal Single Window Security Envelopes -Designed for QuickBooks Invoices and Business Statements, Number 10 Size 4 1/8 X 9 1/2, Computer Printed Checks with Strong Peel and Seal Flap

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Blue Summit Supplies #ad - Your business mail recipient address will show through the single window and you can quickly print your return address or add return address labels. Create professional looking mail with the added security of a single window envelope.

You can even stuff smaller #9 or #8 return envelopes to get your invoices paid quicker. Just peel and seal for a strong lasting seal. Perfect for mailing invoices, billing statements, checks, QuickBooks Invoices and checks, and other business mail. Our security envelopes will quickly and easily create a strong seal for completely secure business mail. Provides complete business mail security: your professional business mail will be completely hidden with our dark security tint design. Save time quickly stuffing multiple pieces of business mail in our wide and large #10 Security Envelope Design.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-004
ModelBSS-92588-004

5. ValBox

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

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ValBox #ad - 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. Strong adhesive: with the strong adhesive flap, valbox #10 double window envelopes will be more evident if tampered.

Notice: this #10 double window envelope is not for QuickBooks Checks!!! If there's anything make you unhappy or unsatisfied about the products, please do contact us without any hesitation. Great self seal envelopes. You don't need to stand licking envelopes and using glue or the water activators, which is time consuming and messy. Premium quality: these #10 double window envelope features with durable 24lbs white wove paper, peel-off strip, stronger glue and security tint design. The detail position for the double windows, please refer the size chart on the second photos.

Protect your invoice and statement privacy. Double windows design: the windows line up perfectly with return and sender address, eliminating the need for hand addressing or printing mailing labels, ideal for legal and standard business mailings, return documents and more. Security invoice envelopes: forget the thin, torn easily and see-through envelopes you used in the past, which fit QuickBooks invoices, try our ValBox #10 security envelopes, multiple business billing statements and return envelopes perfectly!!! The contents are also easy to slip in.
BrandValBox #ad
ManufacturerValBox #ad
Part NumberVB052

6. Aimoh

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500 Count 30001, Statements & Documents, 500 #10 Double Window SELF Seal Security Envelopes, 24 LB, for Invoices, Security Tinted, EnveGuard, Size 4-1/8 x 9-1/2 -White

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Aimoh #ad - Double window security envelopes; tired of cheap paper envelopes that can be easily seen through? Our Double Window Security Envelopes are ultra secure and perfect for mailing invoices, statements, standard business & legal documents, with super strong SELF-SEAL strip and tinted security patterns.

Long lasting supply; perfect for everyday business use, 500 envelope supply measuring 4-1/8 x 9-1/2, our envelopes are provided as an ultra long lasting, ideal for mass mailing and all business needs! Click the Orange Button to order now. Tinted security pattern; perfect for mailing invoices, statements, easily obscuring numbers and data for premium, our #10 Envelopes are printed with a secure tinted pattern, standard business & legal documents and sensitive correspondence, added security compared to other cheap envelopes. 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.

Each envelope contains two front windows, a 1" x 3-1/2" top window positioned 1/2" from the left and 2-1/2" from the bottom and the bottom 1-1/8 X 4" window is 1/2" from the left and 3/4" from the bottom. Dual window design; easily read dual windows for everyday business mailings to easily display postal addresses.
BrandAimoh #ad
ManufacturerAimoh #ad
Part Number30001
Model30001

7. Blue Summit Supplies

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Security Lining, Designed for Secure Mailing of Invoices, 4 1/8 x 9 1/2 Inches, and Business Statements, 500 Ct, Documents, 500 Self Seal Number 10 Single Right Window Envelopes

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Blue Summit Supplies #ad - Provides complete business mail security; your professional business mail will be completely hidden with our dark security tint design. Just fold down flap and press to create a strong lasting seal.

Your business mail recipient address will show through the single right window, with your return address label added to the top left corner. With no more headaches or bad tastes in your mouth from licking envelopes, our self sealing design is quick, easy, and guaranteed to stay sealed. Our number 10 security envelope is perfect for mailing invoices, billing statements, and other business mail where the address is formatted on the right. Maintain a professional look and feel throughout transit with our durable 24 lb white wove envelope paper. Create professional looking mail with the added security of a single window envelope.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-032

8. Blue Summit Supplies

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Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch, 500 No. 10 Flip and Seal Double Window Security Envelopes

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Blue Summit Supplies #ad - Save time quickly stuffing multiple pieces of business mail in our wide and large #10 Security Envelope Design. You can even stuff smaller #9 or #8 return envelopes to get your invoices paid quicker.

Provides complete business mail security: your invoices and statements will be completely hidden with our dark security tint design. Your return and sender address will line up perfectly. Perfect for mailing invoices, QuickBooks Invoices, checks, billing statements, and other business mail. Save time with easy to use flip and seal self-seal design; With no need for licking or moistening, our self seal design allows for sending hundreds of invoices quickly and easily and is guaranteed to stay sealed with no need for tape or glue sticks.

No need to spend time and money stamping, or spending extra money on custom envelopes, adding return labels, just quickly slide in your business mail to create professional looking business mail.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Weight0.01 Pounds
Part NumberBSS-92588-008

9. Quality Park

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White, 24-lb, 4-1/8" x 9-1/2", For Business Statements, 500 Per Box QUA24559 24559, Invoices, Quality Park #10 Double-Window Self-Seal Security Envelopes

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Quality Park #ad - Save with self-stick: quality park #10 double-window security envelopes have a fold-away, self-sealing flap that saves you time & money. Haste, not waste: redi-seal envelopes don’t require moisture, seal instantly & won't close and stick before you're ready—that means you won't find ruined samples in the box.

An excellent value: get 500 white wove 4-1/8 inch x 9-1/2 inch #10 envelopes per box at a stock-up price. Enhanced security: offer the protection clients deserve & protect yourself from liability; a security tint makes envelopes hard to see through; a security pattern scrambles the appearance of text. Formatted for business: double-windows display the sender & receiver addresses; fits invoices & statements from QuickBooks and other standard business software; laser and inkjet printer compatible.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height4.13 Inches
Length14 Inches
Weight6.5 Pounds
Width9.63 Inches
Part Number24559
Model24559

10. STAPLES

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Staples 511290 Self Seal Security Tinted #10 Envelope 4 1/8-Inch X 9 1/2-Inch White 500/Bx

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STAPLES #ad - Made from 24 lbs. These envelopes measure 4 1/8" x 9 1/2" in size, providing enough space for your mail. Sold as 500/Box. Self seal closure with wallet flap seals securely without moistening. Envelopes are suitable for all your mailing needs. White wove paper for durability.
BrandSTAPLES #ad
ManufacturerStaples #ad
Height9.5 Inches
Length0 Inches
Weight1.19 Pounds
Width4.13 Inches
Part Number511290/99297