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Confidential software-compatible-envelopes Aligned for Business Checks & Forms

Protect sensitive financial disbursements with security tinting, self-seal adhesives, and guaranteed window alignment.

✔ 100% Bank Compliance Guaranteed ✔ Advanced Anti-Fraud Protection ✔ ⚡ Stock Ships in 2–3 Days

Explore software-compatible-envelopes Types

Double Window Envelopes

Top & bottom windows line up with check addresses.

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Single Window Envelopes

Clean single window for invoices and statements.

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Self-Seal Envelopes

Peel-and-seal closure—no moisture required.

Tax Form Envelopes

Confidential envelopes fitted for 1099 and W-2 forms.

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100% Software Compatible

Precision-formatted for QuickBooks®, Quicken®, and Sage.

Advanced Fraud Defense

Microprint borders, security watermarks, & erasure protection.

100% Bank Guaranteed

Certified magnetic ink (MICR) printing guaranteed to clear.

Plain #9 Double Window Diagonal Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $100.95
Plain #9 Double Window Diagonal Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $100.95
Plain Double Window Diagonal Seam Envelope – 3-5/8 x 8-5/8

Regular priceFrom $100.95
Plain Double Window Side Seam Envelope – 4-1/8 x 9-1/2

Regular priceFrom $116.95
Plain #9 Double Window Self-Seal Diagonal Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $180.95
Plain Double Window Side Seam-Quicken Envelope – 3-3/4 x 8-5/8

Regular priceFrom $90.95
Plain Double Window Side Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $100.95
Plain #9 Double Window Side Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $84.95
Plain Double Window Side Seam-Quicken Envelope – 3-9/16 x 8-3/4

Regular priceFrom $200.95
Plain Double Window Side Seam Envelope – 3-5/8 x 8-5/8

Regular priceFrom $100.95
Plain Double Window Side Seam Envelope – 4-1/8 x 8-7/8

Regular priceFrom $94.95
Plain #9 Single Window Side Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $90.95
Plain #9 Single Window Side Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $88.95
Plain Double Window Side Seam Envelope – 4-1/8 x 9

Regular priceFrom $116.95
Plain #9 Double Window Self-Seal Diagonal Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $180.95
Plain Double Window Self-Seal Side Seam Envelope – 3-5/8 x 8-5/8

Regular priceFrom $118.95
Plain Single Window Side Seam Envelope – 4-1/8 x 9-1/2

Regular priceFrom $94.95
Imprinted #9 Double Window Self-Seal Diagonal Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $284.95
Imprinted Double Window Self-Seal Side Seam Envelope – 3-5/8 x 8-5/8

Regular priceFrom $232.95
Imprinted Double Window Side Seam Envelope – 4-1/8 x 8-7/8

Regular priceFrom $198.95
Imprinted Single Window Side Seam Envelope – 4-1/8 x 9-1/2

Regular priceFrom $198.95
Imprinted #9 Single Window Side Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $194.95
Imprinted #9 Single Window Side Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $190.95
Imprinted #9 Double Window Side Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $180.95
Imprinted #9 Double Window Self-Seal Diagonal Seam Envelope – 3-7/8 x 8-7/8

Regular priceFrom $284.95