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1. Quality Park

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

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Quality Park #ad - 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.

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.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height2.03 Inches
Length9.63 Inches
Weight0.91 Pounds
Width4.25 Inches
Part NumberQUA69117
ModelQUA69117

2. Aimoh

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

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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.

Super security tint pattern; #10 envelopes designed with a secure, security tint-pattern to protect contents and sensitive information, perfect for ultra-secure mailing. 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. 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.

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.
BrandAimoh #ad
ManufacturerAimoh #ad
Height2.2 Inches
Length9.7 Inches
Weight1.4 Pounds
Width4.3 Inches
Part Number34100
Model34100

3. Mead

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4-1/8" X 9-1/2", Mead #10 Envelopes, Press-it Seal-it, White, Security, 45 Per Box 75026

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Mead #ad - Size: 4 to 1/8 inches x 9 to 1/2 inches. White envelopes with self adhesive seal, Security lining for privacy. Mead press it seal it number 10 security envelopes, 45 envelopes per box.
BrandMead #ad
ManufacturerMEAAH #ad
Height4.3 Inches
Length9.7 Inches
Weight0.02 Pounds
Width1.5 Inches
Part Number75026
Model75026
Warrantykkk

4. Aimoh

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

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Aimoh #ad - 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. 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! 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.

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

5. AmazonBasics

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AMZA25, AmazonBasics #6 3/4 Security-Tinted Envelopes with Peel & Seal, 100-Pack, White

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AmazonBasics #ad - Interior security tint keeps content private; windowless design. Measures 3-5/8 by 6-1/2 inches each. 24-pound white woven paper for quality and strength. 100-pack of #6 envelopes with Peel & Seal closure—no moisture needed. Ideal for home or office; securely send checks, invoices, or other confidential documents.
BrandAmazonBasics #ad
ManufacturerAmazonBasics #ad
Part NumberAMZA25
ModelAMZA25

6. AmazonBasics

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

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AmazonBasics #ad - 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. 500-pack of #10 security envelopes with Peel & Seal closure—no moisture needed. Measures 4-1/8 by 9-1/2 inches each.
BrandAmazonBasics #ad
ManufacturerAmazonBasics #ad
Part NumberAMZP5
ModelAMZP5

7. Quality Park

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100-Pack, Quality Park #6 3/4 Security-Tinted Envelopes with Peel & Seal, White – QUA10417

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Quality Park #ad - Less yuck: we promise you won't miss licking envelopes or crumbly, drippy sponges; complete your mailings, no accessories required. 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.

Store more, longer: reid-strip envelopes have a longer shelf-life thanks to the peel able strip that protects your adhesive from dust. Save time with self-stick: quality park #6 3/4 Security Envelopes have a strong peel & stick closure that helps you fly through mailings in record time. An excellent value: bright white 24-lb paper makes an impression for business mailings and personal correspondence; get 100 3-5/8 x 6-1/2 inch envelopes.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height2.44 Inches
Length6.63 Inches
Width3.75 Inches
Part NumberQUA10417
ModelQUA10417
WarrantyN/A

8. 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 - No need to lick the flap anymore - Very convenient. Can't see through envelopes - Security printing pattern on the inside prevents from seeing what inside. Self seal envelope- just peel and stick 4 1/8 in. Windowless envelope. High quality & bulk pricing - 24lbs high quality envelopes at a fraction of the price. X 9 1/2 in size envelop. Long lasting supply - 500 count per box.
BrandSplendoress #ad
ManufacturerSplendoress #ad
Height0.01 Inches
Length9.5 Inches
Weight6.06 Pounds
Width4.12 Inches
Part Number#10 Security Envelopes Windowless
Model#10 Security Envelopes Windowless

9. Blue Summit Supplies

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

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Blue Summit Supplies #ad - Provides complete mail security. Our self seal design is quick and easy and is guaranteed to stay sealed with no need for tape or glue sticks. Easily fits invoices, letters, checks, and more.

These envelopes are designed for both Laser and Inkjet Printers. 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. Our security #10 Windowless Envelopes perfectly fit standard 8.

5’’ x 11’’ paper sizes and other large documents. Easily print name or logo on our low profile envelope design. Easily store and quickly use our 24 LB white wove envelopes with our 100 count value pack with small package design. Perfect for secure everyday home and business mailing. Just peel and seal to create a strong lasting seal without licking or moistening.
BrandBlue Summit Supplies #ad
ManufacturerBlue Summit Supplies #ad
Part NumberBSS-92588-015
ModelSG_B071R9SBXJ_US

10. Quality Park

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4 Pack 46071, 1-Moisteners, Clear, Quality Park Dab-N-Seal Envelope Moistener with Adhesive, 50ML Bottle

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Quality Park #ad - Patented spillproof top: No-clog spring-valve applicator won't leave a mess, even if tipped over. Safety tested: non-toxic, non-flammable formula cleans up with plain water. For envelopes & crafts: fast-drying adhesive formula moistens as it seals; up to 1, 500 envelopes per 50 mL bottle. Many uses: a tidy solution for gluing any paper craft project at home, school or office. Plentiful four packs: seal up to 6, 000 envelopes; perfect for invitations and other bulk mailings.
BrandQuality Park #ad
ManufacturerQuality Park #ad
Height2.5 Inches
Length5.3 Inches
Width2.5 Inches
Part Number46071
Model46071