Description

Product Dimensions: Ideal for Everyday Business Mail

This envelope, also known as a #9 window envelope, is slightly smaller than the standard #10 envelope but designed specifically for reply mail or pre-addressed inserts.

• Width: 4.5 inches

• Length: 9.75 inches

• Window Size: Approximately 1-1/8″ x 4-1/2″

• Window Placement: 7/8″ from the left edge, 1/2″ from the bottom

These dimensions make it perfect for holding tri-folded letter-sized documents (8.5″ x 11″), ensuring that the printed address aligns perfectly in the window.

---

Material & Appearance: Clean, Crisp, and Professional

Crafted from bright white, durable paper, this envelope ensures that every piece of mail looks neat and trustworthy.

• Paper Weight: Typically 24 lb. white wove

• Color: Bright white

• Finish: Smooth surface, printable and label-friendly

• Opacity: Inside security tint available in many versions for confidentiality

Its professional appearance makes it ideal for business correspondence, billing, or any document requiring a sharp, official presentation.

---

Closure System: Peel & Seal for Fast, Secure Mailing

One of the envelope’s most appreciated features is the Peel & Seal closure, which eliminates the need for moistening or taping.

• Closure Type: Peel & Seal (pressure-sensitive adhesive)

• Seal Strength: Strong and tamper-evident

• Application: Simply peel the protective strip and press to seal

• Convenience: Ideal for high-volume mailing operations

The peel & seal feature not only saves time but also ensures a consistent, secure seal every time.

---

Common Uses: Efficient and Effective Mailing

This envelope is widely used in various industries and personal applications for its practicality and size.

• Business Mail: Invoices, paychecks, direct mail

• Financial Institutions: Statements, payment slips, tax documents

• Government Offices: Notices, application forms, public correspondence

• Home Use: Mailing bills, letters, or return envelopes

The built-in window eliminates the need for hand-addressing, aligning with automation and pre-printed address formatting.

---

Eco-Friendly & Mail-Ready

• Recyclable Materials: Made from sustainable paper sources

• Mail-Ready: USPS-approved sizing for automated mail processing

• Print Compatibility: Works with inkjet and laser printers

---

Conclusion: A Time-Saving, Professional Envelope for Secure Mail

The White Envelope 4.5″ x 9.75″ (Window, Peel & Seal) is an excellent solution for streamlined, professional mailing. With its smart window placement, tamper-proof peel & seal closure, and premium white finish, it enhances both productivity and presentation. Whether used for billing, legal documents, or everyday correspondence, this envelope delivers the reliability and quality your mail deserves.