#8 Double Window Security Envelopes - 500 Pack

HERKKA #8 Security envelopes feature a Peel and Seal closure for moisture-free sealing and a premium security tint to protect sensitive information. The super strong SELF-SEAL strip ensures secure mailing for checks and confidential documents. The double window design displays only addresses, hiding memo and payee lines, making them ideal for QuickBooks checks. These 3 5/8" x 8 11/16" envelopes are designed for computer-printed checks and general business correspondence.