Business Envelopes of 2025
Best Choice1
Blue Summit Supplies500 No. 10 Flip and Seal Double Window Security Envelopes - Perfect Size for Multiple Business Statements, Quickbooks Invoices, and Return Envelopes -Number 10 Size 4 1/8 X 9 ½ Inch
Main highlights- 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.
- 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
- Perfect for mailing Invoices, QuickBooks Invoices, billing statements, checks, and other business mail. Your return and sender address will line up perfectly
- No need to spend time and money stamping, adding return labels, or spending extra money on custom envelopes, just quickly slide in your business mail to create professional looking business mail
9.9Exceptional
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Value for Money2
Amazon BasicsAmazon Basics #10 Security-Tinted Self-Seal Business Envelopes with Left Window, Peel & Seal Closure - 500-Pack, White
9.9 worth the money9.5 materials Quality8.0 AttachmentWhy we love it
Convenient peel-and-seal closure, no licking required.
Security tint ensures privacy for sensitive documents.
Great value for a high-quality 500-pack.
9.6Exceptional
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3
Mead37% OffMead #10 Envelopes, Security Printed Lining for Privacy, Press-It Seal-It Self Adhesive Closure, All-Purpose 20-lb Paper, 4-1/8" x 9-1/2", White, 45 per Box (75026)
9.9 Simple to use9.7 Security9.3 materials QualityWhy we love it
Ensures privacy with security lining.
Convenient self-adhesive seal.
Standard size fits most documents.
9.5Excellent
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4
Amazon BasicsAmazon Basics #10 Security-Tinted Self-Seal Business Letter Envelopes, Peel & Seal Closure - 500-Pack, White
9.9 worth the money9.9 materials Quality9.7 SecurityWhy we love it
Excellent price for high-quality bulk envelopes.
Peel-and-seal closure is convenient and secure.
Interior security tint ensures document privacy.
9.2Excellent
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5
Top FlightTop Flight PSTF10NWT #10 Envelopes, Strip & Seal, Security Tinted, White Paper, 24 lb, 500 Count
Main highlights- Package Weight : 6.1 Lbs
- Package Quantity : 1
- Heavy 24Lb White Paper - Made In Usa
- Country Of Origin : United States
9.1Excellent
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6
Splendoress#10 Envelopes Letter Size Self Seal | 500 Business Mailing Security Peel and Sealing Envelope | 100% Tinted | no 10 White Windowless Legal Regular Plain Envelops Pack | 4-1/8 x 9-1/2 Inches | 24 LB
Why we love it
Convenient self-seal; no licking required.
Security pattern ensures content privacy.
Bulk pack offers great value.
9.0Excellent
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7
AimohAimoh 500#10 Security Self Seal Envelopes, Windowless, Premium Security Tint Pattern, Ultra Strong Quick Seal Closure, EnveGuard, Size 4-1/8 x 9-1/2", White, 24LB, 500 Count(34010)
Main highlights- WINDOWLESS DESIGN; envelopes ideal for standard business & legal documents and sensitive correspondence, manufactured with a windowless front panel for easy printing, labeling or hand-addressing, perfect for quick, mass business mailings
- 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
- 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
- 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!
- #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
8.9Very Good
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8
Amazon BasicsAmazon Basics #10 Security Tinted Business Gummed Envelopes, Moisture Sealed, 4-1/8 x 9-1/2 Inch, Pack of 500, One Size, White
Why we love it
Secure seal for confidential documents.
Durable 24-pound paper.
Privacy-enhancing security tint.
8.6Very Good
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9
ColumbianColumbian #10 Security Envelopes, 500/Box, No Window, 4-1/8 x 9-1/2 Inches, Release & Seal Self Seal, White (COLO151)
Why we love it
Easy, moisture-free sealing.
Secure, private interior.
Professional appearance.
8.4Good
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10
Quality ParkQuality Park #10 Envelopes, Letter Size White Mailing Envelopes, 4-1/8x9-1/2 Inch, No Window Business Envelopes, Gummed Closure, 500/Box (QUA90020)
Why we love it
Professional crisp appearance.
Versatile for business and home.
Secure gummed closure.
8.3Good
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