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With no more headaches or bad tastes in your mouth from licking envelopes, easy, our self sealing design is quick, and guaranteed to stay sealed. Our number 10 security envelope is perfect for mailing invoices, billing statements, and other business mail where the address is formatted on the right.


Your laser printed forms' addresses will show perfectly through the envelope window. Our unique right single window design is slightly larger making it easier to get the address to show through the window.

Perfect for businesses that need to securely mail important documents, such as tax returns, legal documents, and bank statements. It comes in a pack of 500 and is made from 24 lb. It features a right side window security for easy viewing of the recipient’s address.


Simply position the address to show through the single-right window. These envelopes measure 4 1/8" x 9 1/2" in size, providing enough space for your mail. The flap is on the long side for easier filling. Made from 24 lbs. Gummed closure with commercial flap keeps contents in place.

1. Iconikal
#ad
24lb, White, 500-Count, Iconikal No. 10 Right Window Security Envelope
#adIconikal #ad - Securely send mail without having to hand-write addresses with these windowed security envelopes from Iconikal! These #10, 24lb white woven business envelopes include an interior security tint to prevent unauthorized reading through the envelope.More information #ad
Includes 500 #10 windowed security envelopes. Each envelope has a gummed seal closure; simply moisten and seal! Envelopes have a poly-clear window located on the right side of the envelope to display mailing addresses.Brand | Iconikal #ad |
Manufacturer | Iconikal #ad |
Part Number | O175 |
Model | O175 |
More information #ad
2. Blue Summit Supplies
#ad
Designed for Secure Mailing of Invoices, and Business Statements, Documents, 4 1/8 x 9 1/2 Inches, 500 Ct, 500 Self Seal Number 10 Single Right Window Envelopes, Security Lining
#adBlue Summit Supplies #ad - Your business mail recipient address will show through the single right window, with your return address label added to the top left corner. Just fold down flap and press to create a strong lasting seal.With no more headaches or bad tastes in your mouth from licking envelopes, easy, our self sealing design is quick, and guaranteed to stay sealed. Our number 10 security envelope is perfect for mailing invoices, billing statements, and other business mail where the address is formatted on the right.
More information #ad
Provides complete business mail security; your professional business mail will be completely hidden with our dark security tint design. Create professional looking mail with the added security of a single window envelope. Maintain a professional look and feel throughout transit with our durable 24 lb white wove envelope paper.Brand | Blue Summit Supplies #ad |
Manufacturer | Blue Summit Supplies #ad |
Height | 0.01 inches |
Length | 8 inches |
Width | 4 inches |
Part Number | BSS-92588-032 |
More information #ad
3. Office Depot
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10 4 1/8in. x 9 1/2in., 77175, Box Of 500, Office Depot Medical Claim Business Envelopes, White
#adOffice Depot #ad - Box of 500 envelopes. Security-tinted inside for privacy and confidentiality. Right window envelopes for use with HCFA 1500 Medicare Claim Forms. When confidentiality is a must, office Depot medical claim envelopes can help.More information #ad
Tinted for security, these #10 envelopes are specifically designed to accommodate your patients' medical claim forms. Made of 24-lb white wove, office Depot medical claim white business envelopes #10 offer a substantial feel.Brand | Office Depot #ad |
Manufacturer | Office Depot #ad |
Height | 4.35 inches |
Length | 13.1 inches |
Weight | 6.16 Pounds |
Width | 9.9 inches |
Part Number | MPA/OD/150 |
Model | MPA/OD/150 |
More information #ad
4. Blue Summit Supplies
#ad
Perfectly Fits Your HCFA Medical Billing CMS-1500 Forms, Self Seal Design, 4 ½ X 9 ½ Inch Pack of 500, 500 CMS 1500 Form Envelopes
#adBlue Summit Supplies #ad - Our security envelopes will quickly and easily create a strong seal for completely secure business mail. Provides complete business mail security for your medical claim forms with our dark black security tint.Your laser printed forms' addresses will show perfectly through the envelope window. Our unique right single window design is slightly larger making it easier to get the address to show through the window.
More information #ad
Just flip the flap and seal for a strong lasting seal. Designed specifically for mailing the current HCFA 02/2012 CMS 1500 Forms. Quickly send hundreds of medical forms with our easy to use self-seal flap that doesn’t require peeling, just turn the flap and seal. Save time as you quickly stuff, seal, and send.Brand | Blue Summit Supplies #ad |
Manufacturer | Blue Summit Supplies #ad |
Part Number | BSS-92588-024 |
Model | BSS-92588-024 |
More information #ad
5. 1InTheOffice
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1InTheOffice #10, 500/Box, Right Window Security-Tint Gummed Envelopes
#ad1InTheOffice #ad - Perfect for securely mailing confidential documents. The envelopes have a moisture-activated seal that securely locks items inside.Perfect for businesses that need to securely mail important documents, such as tax returns, legal documents, and bank statements. It comes in a pack of 500 and is made from 24 lb. It features a right side window security for easy viewing of the recipient’s address.
More information #ad
Ensures your confidential mailings are secure. It can be sealed without the need for any additional tape or glue. This right window envelopes are perfect for businesses and individuals who need to securely mail important documents. White woven paper.Brand | 1InTheOffice #ad |
Manufacturer | 1InTheOffice #ad |
Part Number | 1O045043 |
More information #ad
6. LUXPaper
#ad
Quality Park #10 1/2 Health Insurance Envelopes | Security Tint | Redi-Seal | 4 1/2" x 9 1/2" | White Wove | 24lb. Text | 50 Qty
#adLUXPaper #ad - Uses: health insurance forms, Featuring a right side Window. Bright white w/ sec. Quantity: Pack of 50 . Tint is the standard weight for envelopes, great for everyday business.More information #ad
Printable on off-set printing presses and some home printers. Color: 24lb. Size: #10 1/2 health insurance envelopes 4 1/2 in x 9 1/2 in / 4. 5" x 9. 5" / 114mm x 241mm. Is the least expensive white paper, but isn't "cheap" looking.Brand | LUXPaper #ad |
Manufacturer | Envelopes.com #ad |
Height | 9.5 inches |
Length | 0 inches |
Width | 4.5 inches |
Part Number | 1012RHW-W-50 |
More information #ad
7. STAPLES
#ad
Staples 572043 Commercial Flap Security Tint #10 Envelopes 4 1/8-Inch X 9 1/2-Inch We 500/Bx
#adSTAPLES #ad - White wove paper for durability. The flap is on the long side for easier filling. These envelopes measure 4 1/8" x 9 1/2" in size, providing enough space for your mail.Simply position the address to show through the single-right window. These envelopes measure 4 1/8" x 9 1/2" in size, providing enough space for your mail. The flap is on the long side for easier filling. Made from 24 lbs. Gummed closure with commercial flap keeps contents in place.
More information #ad
Security tinted pattern helps to discourage reading sensitive information through the outside of the envelope. Envelopes are great for mailing letters and documents. Simply position the address to show through the single-right window. Sold as 500/Box. Gummed closure with commercial flap keeps contents in place. Convenient box of 500 envelopes ensures ample supply.Brand | STAPLES #ad |
Manufacturer | Staples #ad |
Height | 9.5 inches |
Length | 0 inches |
Weight | 1.24 pounds |
Width | 4.13 inches |
Part Number | 572043/17206 |
Model | 572043/17206 |
More information #ad
8. EGPChecks
#ad
Moisture Seal, EGPChecks Single Window Envelope with right side window, Security Lined, 500 Envelopes
#adEGPChecks #ad - Pricing is for 500 envelopes, Single Window, Security Lined. Size: 8 7/8 x 3 7/8 Number 9. Window size: 1 1/8 x 3 5/8, window from left side: 4 1/2, Window From Bottom: 1/2. 24 pound white Wove Envelope.More information #ad
Brand | EGPChecks #ad |
Manufacturer | EGP #ad |
Weight | 6 pounds |
Part Number | 4360 |
Model | 4360 |
More information #ad
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