#9 Double Window Security Envelopes, No.9 Double Window Business Envelopes Designed for Invoices and Business Statements - Number 9 Size 3 7/8 Inch X 8 7/8 Inch - 24 LB - 500 Pack

500
PACK SELF SEAL ENVELOPES: No9 Security envelopes are crafted with Peel and Seal closureno moisture requiredand a premium security tint to safeguard sensitive information, plus an extra strong SELF-SEAL strip. Ideal for home or office use; safely send checks or other confidential documents.
PREMIUM SECURITY CHECK TINT ENVELOPES: The inside of our No9 Security envelopes features a black, dense security tint to shield contents and sensitive information. This security tint makes envelopes difficult to see through, ensuring maximum privacy.
DOUBLE WINDOW DESIGN: Only the sender and return address will appear on your invoices and monthly bills through our exclusive 2-window design. No display of memo, payee line, or amount in windows. Fits invoices and business billing statements.
QUICK-SEAL CLOSURE: Our No9 envelopes feature an extra strong SELF-SEAL adhesive strip that forms a complete, highly secure seal across each envelope's width, resistant to easy opening or tearingperfect for mailing letter-sized and larger documents without splitting.
LONG LASTING SUPPLY: Large-sized envelopes with 500 envelopes per pack for a long-lasting supply, suitable for everyday business correspondence and large mailing tasks