Quality Park No. 10 Security Tinted Envelopes with a Self-Seal Closure - 500 / BX - Single - #10 - 9 1/2 Width x 4 1/8 Length - Self-sealing - Wove - 500 / Box - White

No. 10 business window envelopes feature a removable sealing strip for a clean, quick seal without moisture. Simply peel back the strip and fold the flap closed. Pressure-sensitive gum forms a permanent bond. The paper strip keeps the adhesive free of dust, ensuring a long shelf life. White wove envelopes are security tinted. Envelopes are made of 24 lb. stock.

• Security-tinted with reflex blue pattern to make it impossible to see the details of the contents even when held up to light
• Redi-Strip closure for a clean, quick seal immediately upon contact - simply peel off adhesive strip and press to seal
• Peel-off strip protects adhesive from dust for a longer shelf life
• Perfectly positioned window to accommodate an address for business mailing; positioned 7/8" from the left edge and 1/2" from the bottom
• Made from premium, 24 lb. white wove stock to add a professional touch to your personal and business mailing