Top 10 Envelopes 10 with Window – Business Mailing Envelopes

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1. Amazon Basics

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

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Amazon Basics #ad - 24-pound white woven paper for quality and strength. Ideal for home or office; securely send checks, invoices, or other confidential documents. 500-pack of #10 security envelopes with Peel & Seal closure—no moisture needed. Measures 4-1/8 by 9-1/2 inches each. Interior security tint keeps content private; single window allows address to show through.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZA26
ModelAMZA26

2. Aimoh

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Super Strong Quick-Seal Self Sealing Closure, 500 Count 35210, 500#10 Single Left Window SELF Seal Security Envelopes, Size 4-1/8 x 9-1/2 Inches, Security Tinted, 24 LB

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Aimoh #ad - Easy read single window; perfect for bulk mailing, positioned 7/8" from the left and 1/2" from the bottom of the envelope, extra large, each envelope has a premium, easy read 4-1/2 x 1-1/8 poly-window, perfect for displaying addresses or business information, making slow printing and hand addressing a thing of the past.

Ultra strong quick seal; manufactured with ultra strong, perfect for mailing larger, quick seal adhesive, creating a super strong seal across the width of the envelope for a strong seal that won’t easily tear, thicker documents. 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. 10 single window security envelopes; forget cheap, our #10 Security Envelopes are premium quality, thin envelopes that allow contents to be easily read, ultra secure envelopes suitable for everyday business and legal mailing while protecting sensitive contents and information.

Long lasting supply; ideal for everyday business use, perfect for invoices, each measuring 4-1/8 x 9-1/2 inches, each box provides 500 envelopes for a long lasting supply, statements and many more business uses! Click the Orange Button to order now.
BrandAimoh #ad
Part NumberFBA_35210
ModelFBA_35210

3. Blue Summit Supplies

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500 Number 10 Single Window Envelopes, Thick Gummed Seal, 4 1/8 x 9 1/2, Designed for Secure Mailing of Quickbooks Checks, Business Statements, Invoices, Personal Letters

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Blue Summit Supplies #ad - Tamper proof design with our hot melt glue adhesive manufacturing process that allows the glue to penetrate the envelope, thus causing the envelope to tear if you open after sealing.

Your business mail recipient address will show through the single window and you can quickly print your return address or add return address labels. No need for tape or glue sticks as our strong gummed seal creates a hassle free and safe seal for all your sensitive documents. Provides complete business mail security: your professional business mail will be completely hidden with our dark security tint design. Create professional looking mail with the added security of a single window envelope. Perfect for mailing invoices, billing statements, checks, QuickBooks Invoices and checks, and other business mail.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Weight6.15 Pounds
Part NumberBSS-92588-011

4. Aimoh

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

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Aimoh #ad - 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. Dual window design; easily read dual windows for everyday business mailings to easily display postal addresses.

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. Tinted security pattern; perfect for mailing invoices, standard business & legal documents and sensitive correspondence, statements, easily obscuring numbers and data for premium, our #10 envelopes are printed with a secure tinted pattern, added security compared to other cheap envelopes.

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. Long lasting supply; perfect for everyday business use, our envelopes are provided as an ultra long lasting, 500 envelope supply measuring 4-1/8 x 9-1/2, ideal for mass mailing and all business needs! Click the Orange Button to order now.
BrandAimoh #ad
ManufacturerAimoh #ad
Part Number30001
Model30001

5. ACSTEP

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White Envelopes 500 Count, Acko #10 500Pack Double Window Envelopes Quick Seal Closure 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 - Dual windows are placed in an ideal location for checks. Quick seal 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. Security tinted design and strong self-seal quick seal for the best security envelopes on the market.

You can use business mailing envelopes for sending invoices and checks. 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. It's the perfect choice for small businesses, and everyday use, home offices, #10 Security Envelopes are provided in a 500-envelope pack. If you need to send statements, packaged by a solid carton box, this security envelope window fits for you! Buy with confidence! Click the Orange Button to order now! Standard package: the envelopes are 500pcs per box, and invoices every day, checks, which can protect the item intact during the delivery.

Privacy and confidentiality are critical for all business and legal transactions, so these security envelopes are meet your standards. Double window envelopes: it's easily read dual windows for everyday business mailings and postal addresses. Ideal for mass mailing of business documents. 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.
BrandACSTEP #ad
ManufacturerAcko #ad
Part NumberAcko - 00065
ModelBrown Cheque size envelop

6. 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 - You don't need to stand licking envelopes and using glue or the water activators, which is time consuming and messy. Double windows design: the windows line up perfectly with return and sender address, ideal for legal and standard business mailings, return documents and more.

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. Notice: this #10 double window envelope is not for QuickBooks Checks!!! The self-seal feature makes these envelopes with windows much more convenient than regular, moisten-and-seal ones. Protect your invoice and statement privacy and safety. Premium quality: these #10 double window envelope features with durable 24lbs white wove paper, peel-off strip, stronger glue and security tint design.

However, if there's anything make you unhappy or unsatisfied, please do contact us without any hesitation. We are confident you would love our valBox invoice envelopes in its quality and price. 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. Great self seal envelopes.
BrandValBox #ad
ManufacturerValBox #ad
Part NumberVB052

7. Blue Summit Supplies

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

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Blue Summit Supplies #ad - Create professional looking mail with the added security of a single window envelope. Just peel and seal for a strong lasting seal. Save time quickly stuffing multiple pieces of business mail in our wide and large #10 Security Envelope Design.

Provides complete business mail security: your professional business mail will be completely hidden with our dark security tint design. Perfect for mailing invoices, billing statements, QuickBooks Invoices and checks, checks, and other business mail. You can even stuff smaller #9 or #8 return envelopes to get your invoices paid quicker. Your business mail recipient address will show through the single window and you can quickly print your return address or add return address labels. Our security envelopes will quickly and easily create a strong seal for completely secure business mail.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-004
ModelBSS-92588-004

8. Blue Summit Supplies

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

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Blue Summit Supplies #ad - Provides complete business mail security: your invoices and statements 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.

Perfect for mailing invoices, billing statements, QuickBooks Invoices, checks, 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.

You can even stuff smaller #9 or #8 return envelopes to get your invoices paid quicker. 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. Your return and sender address will line up perfectly.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-008

9. Aimoh

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Aimoh #10 Single Left Window Envelopes -Gummed Closure -Size 4-1/8x9-1/2 Inches -24LB-500 Count35410

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Aimoh #ad - 500 envelopes supply; ideal for everyday business use, each box provides 500 envelopes for a long-lasting supply, perfect for invoices, each measuring 4-1/8 x 9-1/2 inches, statements and many more business uses!.

Perfect for mailing invoices, checks, billing statements, QuickBooks Invoices and checks, and other business mail. Easy read single window; perfect for quick mailing, easy read 4-1/2 x 1-1/8 poly-window, positioned 7/8" from the left and 1/2" from the bottom of the envelope, extra-large, each envelope has a premium, perfect for displaying addresses or business information, making slow printing and hand addressing a thing of the past.110 left window envelopes; premium quality, suitable for everyday business and legal mailing. 24 lb white wove paper that creates a professional look and feel from out of the box all the way to your destination.
BrandAimoh #ad
ManufacturerAimoh #ad
Part Number35410

10. Aimoh

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Statements and Legal Documents, White, 24 LB, for Invoices, Security Tinted, GUMMED Closure, 500#10 Double Window Security Business Mailing Envelopes, Size 4-1/8 x 9-1/2, 500 Count 30101

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Aimoh #ad - Dual window design; easily read dual windows for everyday business mailings to easily display postal addresses. 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.

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. Tinted security pattern; perfect for mailing invoices, our #10 envelopes are printed with a secure tinted pattern, easily obscuring numbers and data for premium, statements, standard business & legal documents and sensitive correspondence, added security compared to other cheap envelopes.

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, standard business & legal documents, statements, with secure moisture activated gummed seal and tinted security patterns.
BrandAimoh #ad
ManufacturerAimoh #ad
Height4.1 Inches
Length12.2 Inches
Weight6.1 Pounds
Width9.5 Inches
Part Number30101
Model30101