#10 Security Self-Seal Envelopes, Windowless Business Mailing Tint Pattern for Secure Mailing, Invoices and Statements, Size 4-1/8 x 9-1/2 Inch - 24 LB 500 Count

500 PACK SECURITY ENVELOPES: #10 envelopes measuring 4 1/8 x 9 1/2 are ideal for any document and are perfectly suited for business checks, invoices and documents

• WINDOWLESS DESIGN: Features a windowless blank design for easy printing or labeling. Ideal for mass envelope printing when doing multiple copies of business mail, or for quick handwritten addressing for home us
• SECURE TONE: These envelopes come with a secure navy blue inner stripe that makes it difficult to see through the contents, protecting your important data and sensitive information for confidential documents such as organic business or legal
• QUICK SELF-SEAL: This design makes it quicker and easier to send more invoices, just peel and press, no glue sticks and lick envelopes to quickly seal envelopes and save time. Perfect for mailing large quantities of everyday business envelopes and home mail