Top 10 Plain Envelopes #10 Self Seal – Business Mailing Envelopes

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1. Amazon Basics

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

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Amazon Basics #ad - 500-pack of #10 security envelopes with Peel & Seal closure—no moisture needed. 24-pound white woven paper for quality and strength. Interior security tint keeps content private. Ideal for home or office; securely send checks, invoices, or other confidential documents. Measures 4-1/8 by 9-1/2 inches each.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZP5
ModelAMZP5

2. Aimoh

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

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Aimoh #ad - 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. Windowless design; envelopes ideal for standard business & legal documents and sensitive correspondence, perfect for quick, manufactured with a windowless front panel for easy printing, labeling or hand-addressing, mass business mailings.

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.

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. 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.
BrandAimoh #ad
ManufacturerAimoh #ad
Height4.25 Inches
Length11.5 Inches
Width10 Inches
Part Number34010-500
Model34010-500

3. Aimoh

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

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

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.

Super security tint pattern; #10 envelopes designed with a secure, security tint-pattern to protect contents and sensitive information, perfect for ultra-secure mailing. 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.
BrandAimoh #ad
ManufacturerAimoh #ad
Height2.2 Inches
Length9.7 Inches
Width4.3 Inches
Part Number34100
Model34100

4. Quality Park

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

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Quality Park #ad - 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.

Enhanced security: offer the protection clients deserve; a security tint makes envelopes hard to see through; a security pattern scrambles the appearance of text. Less yuck: we promise you won't miss licking envelopes or crumbly, drippy sponges; complete your mailings, no accessories required. 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.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height2.03 Inches
Length9.63 Inches
Width4.25 Inches
Part NumberQUA69117
ModelQUA69117

5. Top Flight

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

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Top Flight #ad - Heavy 24lb white paper - made in USA. Standard 10 envelope 4 1/8 x 9 1/2. Strip & seal closure. Security tinted. 500 count per box.
BrandTop Flight #ad
ManufacturerTop Flight #ad
Height4.3 Inches
Length11.8 Inches
Width10 Inches
Part NumberPSTF10NWT
ModelPSTF10NWT
Warranty#10

6. Blue Summit Supplies

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10 Envelopes Self Seal Designed for Secure Mailing, Security Tinted with Printer Friendly Design, Pack of 500, 500 No. 10 Self Seal Security Envelopes, Number 10 Size 4 1/8 x 9 ½ Inch

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Blue Summit Supplies #ad - These envelopes are designed for both Laser and Inkjet Printers. Provides complete mail security. No need to worry about others seeing your documents, our dark black security tint completely hides you mail.

Our self seal design is quick and easy and is guaranteed to stay sealed with no need for tape or glue sticks. Just peel and seal to create a strong lasting seal without licking or moistening. Easily print hundreds of envelopes with our low profile envelope design. Maintains professional look and feel throughout transit with our durable 24 LB white wove envelope paper.

Our printer friendly envelopes with smooth thick paper saves you time and frustration while printing without having to worry about jamming. Our security #10 Windowless Envelopes perfectly fit standard 8. 5’’ x 11’’ paper sizes and other large documents. Perfect for secure everyday home and business mailing. Easily fits invoices, letters, checks, and more.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-009
ModelBSS-92588-009

7. Aimoh

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

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

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

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.
BrandAimoh #ad
Part NumberFBA_35210
ModelFBA_35210

8. Blue Summit Supplies

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Number 10 Size 4 1/8 x 9 ½ Inch 100 Pack, Designed for Secure Mailing, 100 No. 10 Self Seal Security Envelopes, Security Tinted with Printer Friendly Design

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Blue Summit Supplies #ad - Our printer friendly envelopes with smooth thick paper saves you time and frustration while printing without having to worry about jamming. No need to worry about others seeing your documents, our dark black security tint completely hides you mail.

Provides complete mail security. Easily print name or logo on our low profile envelope design. Our security #10 Windowless Envelopes perfectly fit standard 8. 5’’ x 11’’ paper sizes and other large documents. Perfect for secure everyday home and business mailing. Just peel and seal to create a strong lasting seal without licking or moistening.

Easily store and quickly use our 24 LB white wove envelopes with our 100 count value pack with small package design. Easily fits invoices, checks, letters, and more. These envelopes are designed for both Laser and Inkjet Printers. Our self seal design is quick and easy and is guaranteed to stay sealed with no need for tape or glue sticks.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-015
ModelSG_B071R9SBXJ_US

9. Ohuhu

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

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Ohuhu #ad - Standard #10 envelopes, 4-1/8 x 9-1/2: ideal for standard business & legal documents, mass business mailings. With a easy peel-off strip that reveals a strong, permanent adhesive that won’t rip or tear even through long haul journeys.

Long lasting 500 envelope supply in every box, perfect for quick, perfect for everyday use. Windowless, security tinted envelopes: These mailing envelopes feature high quality security patterns with heavy paper stock to protect confidential information, for absolute peace of mind when mailing sensitive information. Best value: each box comes with 500 self-seal envelopes, which fit standard-sized checks perfectly.

Paper, a super adhesive seal and a high-quality security pattern to ensure contents are kept in tip-top condition, with absolutely no security compromises. 6. Quick seal adhesive: no glue sticks required. Premium quality: these business envelopes are made with thick 24lb.
BrandOhuhu #ad
ManufacturerOhuhu #ad
Height3.9 Inches
Length10.8 Inches
Width9.3 Inches
Part NumberY44-82000-02
Model#10
WarrantyOhuhu

10. Splendoress

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Self Stick Bulk Envelops, Printer Friendly, 500 Self Seal Security Mailing Envelopes, #10 White Letter Businesses Envelopes -500 Peel and Seal Tinted Windowless # 10 Envelope

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Splendoress #ad - Self seal envelope- just peel and stick 4 1/8 in. Can't see through envelopes - Security printing pattern on the inside prevents from seeing what inside. No need to lick the flap anymore - Very convenient. Long lasting supply - 500 count per box. Windowless envelope. High quality & bulk pricing - 24lbs high quality envelopes at a fraction of the price. X 9 1/2 in size envelop.
BrandSplendoress #ad
ManufacturerSplendoress #ad
Height0.01 Inches
Length9.5 Inches
Width4.12 Inches
Part Number#10 Security Envelopes Windowless
Model#10 Security Envelopes Windowless