Mead Security Envelopes protect the privacy of your important documents with a built-in security lining that prevents anyone from reading contents through the envelope. Whether you’re mailing household bills, corporate invoices, or sensitive personal correspondence, these windowless 10 envelopes provide reliable concealment for standard letter-size documents folded in thirds.
The 10 format is designed for standard letter-size documents folded in thirds. These all-purpose white envelopes are ideal for both home and office use, offering a professional appearance suitable for any mailing scenario.
Features and Benefits
- Security Lining: Built-in security printing prevents documents from being visible when held up to light, ensuring confidential information stays private.
- Windowless Design: The solid white construction eliminates any risk of sensitive information being exposed through a window.
- Standard 10 Size: Measures 4-1/8 inches by 9-1/2 inches, the 10 format for standard letter-size documents.
- Gummed Closure: Features gummed flap sealing for secure envelope closure.
- 40-Pack Quantity: Convenient pack of 40 envelopes per box.
Specifications
- Brand: Mead
- Model: 75214
- Size: 10 (4-1/8″ L x 9-1/2″ W)
- Color: White
- Material: Paper, 20 lb.
- Closure: Gummed
- Count: 40 envelopes per box
- Features: Windowless, security lining for privacy








