Top 10 Plain White Envelopes Letter Size – Business Mailing Envelopes

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1. Splendoress

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

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Splendoress #ad - X 9 1/2 in size envelop. Long lasting supply - 500 count per box. Windowless envelope. High quality & bulk pricing - 24lbs high quality envelopes at a fraction of the price. No need to lick the flap anymore - Very convenient. 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.
BrandSplendoress #ad
ManufacturerSplendoress #ad
Height4.25 Inches
Length11.5 Inches
Weight6.06 Pounds
Width10 Inches
Part Number#10 Security Envelopes Windowless
Model#10 Security Envelopes Windowless

2. Amazon Basics

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

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Amazon Basics #ad - 10 business letter envelopes for home or office. Product dimensions: 4-1/8 x 9-1/2 inches. Peel-and-seal closure; no moisture needed. Interior security tint for privacy; securely send checks, invoices, or other confidential documents. Includes 500 - 10 envelopes made of 24-pound white woven paper; smooth surface works well for direct printing.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Part NumberAMZP5
ModelAMZP5

3. Blue Summit Supplies

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Pack of 500, Gummed Flap, 500 No. 10 Security Envelopes, Number 10 Size 4 1/8 x 9 ½ Inch, Tamper Proof Design, 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. Cost saving gummed seal. Easily print hundreds of envelopes with our low profile envelope design.

These envelopes are designed for both Laser and Inkjet Printers. Once the envelope is sealed, the envelopes has to be ripped to get inside. No need for tape or glue sticks. Prevent others from tampering with your mail with our tamper proof design with gummed seal that penetrates the paper. No need to worry about others seeing your documents, our dark black security tint completely hides you mail.

Save money and time sealing our strong gummed seal envelopes. Perfect for secure everyday home and business mailing. Our security #10 Envelopes perfectly fit standard 8. 5'' x 11'' paper sizes and other large documents. Provides complete mail security. Easily fits invoices, checks, letters, and more.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-013

4. Amazon Basics

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Pack of 500, Amazon Basics #10 Security Tinted Business Envelopes, Moisture Sealed, 4-1/8 x 9-1/2 Inch

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Amazon Basics #ad - Envelopes for keeping checks, letter size documents, statements, and more securely contained while in transit. Moisture sealed V-flap design for secure closure. Includes 500 #10 business envelopes made of premium 24-pound white woven paper. Product dimensions: 4-1/8 x 9-1/2 inches WxL. Security tinted interior provides added document privacy.
BrandAmazon Basics #ad
ManufacturerAmazon Basics #ad
Height0.01 Inches
Length9.5 Inches
Weight0.1 Pounds
Width4.13 Inches
Part NumberAMZSEC10
ModelAMZSEC10

5. Aimoh

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

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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. 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! 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.

110 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.
BrandAimoh #ad
ManufacturerAimoh #ad
Height4.25 Inches
Length11.5 Inches
Width10 Inches
Part Number34010-500
Model34010-500

6. LUXPaper

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Financial Document, Catalog, Pamphlet, 9 x 12 Open End Window Envelopes in 28lb. White for Mailing a Business Letter, 1000 Pack White, Magazine

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LUXPaper #ad - Durable & reliable: made from heavyweight lux paper stock with a sturdy construction, professional mailings, these envelopes are thick and durable, or catalogs. They are printable on both digital and offset commercial printers. You’ll save the time and expense of separately addressing individual envelopes, statements, invoices, making them perfect for business correspondence.

No need to worry about smudging or jamming because these envelopes are made for compatibility with most printer models. Open-end window envelopes: these large envelopes are perfect for sending letters, and any other professional mail. It couldn’t be easier! This type of adhesive is great for business applications, wedding announcements, and personal notes. Classic color: if you want a high-quality envelope, these envelopes are thicker and more durable than printer paper and will protect whatever is inside. Text-weight paper stock, we offer these envelopes in a variety of other color options as well.

Made from 80 lb. Printable & customizable: if you want to customize or label your envelopes with zero hassle, you’re in luck! These envelopes are printer friendly, so you can use your home laser or inkjet printer to address them. Peel & press seal: the self-seal design of these envelopes is perfect for anyone who doesn’t want to lick or use a moistener on every single envelope — it’s a huge time-saver! Simply peel off the protective strip, press, and seal. Simply position the address to show through the window.
BrandLUXPaper #ad
ManufacturerLUXPaper #ad
Height1 Inches
Length9 Inches
Width12 Inches
Part Number1590PS-1M
Model1590PS-1M

7. Aimoh

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

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Aimoh #ad - Enveguard technology; in today's world where our health, at aimoh we approve only the highest quality products, 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, 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.

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.
BrandAimoh #ad
ManufacturerAimoh #ad
Height2.2 Inches
Length9.7 Inches
Width4.3 Inches
Part Number34100
Model34100

8. Top Flight

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

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Top Flight #ad - Package Quantity : 1. Package weight : 6. 1 lbs. Heavy 24lb white paper - Made In Usa. Country of origin : United States.
BrandTop Flight #ad
ManufacturerTop Flight #ad
Height4.3 Inches
Length11.8 Inches
Weight6 Pounds
Width10 Inches
Part NumberPSTF10NWT
ModelPSTF10NWT
Warranty#10

9. LUXPaper

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50 Pack, Printable Business Envelopes for Corporate Letters and Legal Documents with Peel and Press, LUXPaper #10 Square Flap Envelopes in 80 lb. White Linen, Envelope Size 4 1/8 x 9 1/2 White

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LUXPaper #ad - No matter what you decide to use these envelopes for, mailings, making it perfect for things like letters, whatever is inside is sure to arrive in perfect condition. Text weight paper stock, we offer these envelopes in many other color options that are sure to match your style. You won’t need to worry about smudging or jamming when using a compatible printer.

Classic color: if you want a high-quality envelope, these envelopes are thicker and more durable than printer paper and have a woven-linen texture. Printable & customizable: if you want to customize or label your colored envelopes, you’re in luck! These envelopes are printable on off-set printing presses, and even some home printers so you can have your company logo and branding printed on them directly. For business and professional use: if you’re looking for multipurpose envelopes that are great for sending corporate letters, checks, and more, financial documents, our #10 LUX Paper envelopes are an excellent option.

In addition to being perfect for all professional documents and correspondence, business applications, these square flap envelopes also work well for personal letters. Peel & press seal: the self-seal design of these envelopes is perfect for anyone who doesn’t want to lick or use a moistener on every single envelope — it’s a huge time-saver! Simply peel off the protective strip, and seal. It couldn't be easier! this type of adhesive is great for business applications, wedding announcements, press, and personal notes. Made from 80 lb. If this shade of white isn’t right for you, this is the item for you.
BrandLUXPaper #ad
Height0.01 Inches
Length4.13 Inches
Weight0.25 Pounds
Width9.5 Inches
Part Number4860-WLI-50

10. Quality Park

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500 per Box QUA90020, 4-1/8 x 9-1/2 Inches, Quality Park #10 Envelopes, Gummed, 24 lb White

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Quality Park #ad - Just add a little moisture to the glue strip along the envelope flap and seal tightly closed; no strip to peel off and throw away. Laser printer and inkjet printer compatible so you can print addresses or customize with a design or business logo; the side seam construction gives you a large, uninterrupted print area on the back of the envelope.

Each no 10 commercial envelope is made of 24 lb white wove paper and measures 4 1/8 in height x 9 1/2 in width. Stock up on boxes of 500 for bulk mailings: these number 10 business envelopes can be run through a postage machine. The standard in business envelopes, letters, these boxes of 500 white #10 envelopes 4 1/8 in x 9 1/2 in are perfect for direct mail, cash budgeting and more.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height4.25 Inches
Length4.25 Inches
Weight6.2 Pounds
Width9.63 Inches
Part NumberQUA90020
ModelQUA90020