"Redi-Strip Catalog Envelope, #12 1/2, Cheese Blade Flap, Redi-Strip Closure, 9.5 X 12.5, White, 100/box | Bundle of 5 Boxes"

Great for mailing, storage and organizing in both home and office environments. Redi-Strip provides a clean, quick seal immediately upon contact. Simply peel off the adhesive strip and press to seal. The peel-off strip protects the adhesive from dust for a longer shelf life. Manufactured from heavyweight 28-lb stock to give contents extra protection during mailing, storage and handling.