#10 White Security Envelopes, Strip & Seal – 500 Pack

Keep business correspondence professional and more private with these #10 Security Envelopes. Designed with an interior security tint, they help reduce the visibility of enclosed documents through the envelope, making them a practical choice for office and commercial mailing.

The Strip & Seal self-sealing closure makes preparation quick and convenient. Simply remove the protective strip, fold the flap, and press firmly to seal—no moistening required.

Each envelope measures 4.1" x 9.5" (10.5 x 24.1 cm), the standard #10 format commonly used for business correspondence. Supplied in a convenient 500-envelope pack, they are well suited for offices, administrative departments, billing operations, and other businesses with regular mailing needs.

Key Features & Benefits

• #10 Standard Business Size: Measures 4.1" x 9.5" (10.5 x 24.1 cm).
• Interior Security Tint: Helps reduce visibility of documents through the envelope for increased privacy.
• Strip & Seal Closure: Peel-away protective strip allows quick sealing without moisture.
• Professional White Finish: Clean appearance suitable for business and office correspondence.
• Convenient Self-Seal Design: Helps streamline preparation of larger mailing batches.
• Bulk Pack: Includes 500 envelopes per pack for regular office and commercial use.
• 24 lb White Wove Paper: Paper specification shown on the product packaging.

Technical Specifications

Recommended Uses

Suitable for:

• Business correspondence
• Office mail
• Invoices and billing documents
• Statements
• Administrative documents
• Customer correspondence
• General commercial mailing

Package Contents

500 × #10 White Security Envelopes