Self-Seal No.10 Security Envelopes, 500 Pack

These are no. 10 security self-seal envelopes designed for business use. They are windowless and feature a security tint to protect sensitive information. The envelopes measure 4-1/8 by 9-1/2 inches and are made from 24-pound white paper. Each pack contains 500 envelopes. The self-sealing flap allows for quick and secure mailing, and the printer-friendly design makes them suitable for professional correspondence.