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Best business envelopes - April 2026

Last Updated - April 1, 2026

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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

Splendoress

$26.95

More Details
Main highlights
- SELF SEAL ENVELOPE- Just peel and stick 4 1/8 in. x 9 1/2 in size envelop
- NO NEED TO LICK THE FLAP ANYMORE - Very convenient
- NDAA Section 889 Compliance Certfication
- LONG LASTING SUPPLY - 500 count per box
- HIGH QUALITY & BULK PRICING - 24lbs high quality envelopes at a fraction of the price
- CAN'T SEE THROUGH ENVELOPES - Security printing pattern on the inside prevents from seeing what inside. Windowless envelope
$26.95
2
10% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Splendoress
10% Off

#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

Splendoress

$24.25

$26.95
(10% Off)

More Details
Main highlights
- SELF SEAL ENVELOPE- Just peel and stick 4 1/8 in. x 9 1/2 in size envelop
- NO NEED TO LICK THE FLAP ANYMORE - Very convenient
- NDAA Section 889 Compliance Certfication
- LONG LASTING SUPPLY - 500 count per box
- HIGH QUALITY & BULK PRICING - 24lbs high quality envelopes at a fraction of the price
- CAN'T SEE THROUGH ENVELOPES - Security printing pattern on the inside prevents from seeing what inside. Windowless envelope
$24.25
$26.95 (10% Off)
3
22% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Aimoh
22% Off

Aimoh #10 Security Self Seal Envelopes – 100 Qty |No Window, EnveGuard, 4⅛ x 9½", White, 24 LB, 100 Count (34100)

Aimoh

$9.99

$12.78
(22% Off)

More Details
Main highlights
- ✉️ 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
- ✉️ 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
- ✉️ 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
$9.99
$12.78 (22% Off)
4
Best Value
37% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Aimoh
37% Off

Aimoh #10 Security Self Seal Envelopes – 100 Qty |No Window, EnveGuard, 4⅛ x 9½", White, 24 LB, 100 Count (34100)

Aimoh

$7.99

$12.78
(37% Off)

More Details
Main highlights
- ✉️ 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
- ✉️ 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
- ✉️ 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
$7.99
$12.78 (37% Off)
5
36% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Splendoress
36% Off

#10 Envelopes Letter Size Self Seal | 100 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

Splendoress

$8.99

$13.95
(36% Off)

More Details
Main highlights
- ✉️ TINTED SECURITY PATTERN - Windowless envelope with a security tint-pattern to protect contents and sensitive information
- ✉️ NO NEED TO LICK THE FLAP ANYMORE - SELF STICK adhesive strip creates a super secure seal across each envelope
- ✉️ LASER AND INKJET PRINTER COMPATIBLE - Measuring 4-1/8 x 9-1/2 inches, fully compatible with most inkjet and laser printers for easy addressing
- ✉️ HIGH QUALITY & BULK PRICING BOX - 24lbs high-quality #10 envelopes at a fraction of the price
- ✉️ 100 NUMBER 10 ENVELOPES PACK - Perfect choice for small businesses, home offices and everyday office supply usage
$8.99
$13.95 (36% Off)

Best business envelopes - April 2026

#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

#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

Aimoh #10 Security Self Seal Envelopes – 100 Qty |No Window, EnveGuard, 4⅛ x 9½", White, 24 LB, 100 Count (34100)

Aimoh #10 Security Self Seal Envelopes – 100 Qty |No Window, EnveGuard, 4⅛ x 9½", White, 24 LB, 100 Count (34100)

#10 Envelopes Letter Size Self Seal | 100 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

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