10 in x 13 in - Open End White Commercial Envelopes JAM Paper Open End Catalog Envelopes cater to larger mailings in efficacy and ease. These 10" x 13" White catalog envelopes are made from high quality 24 lb. paper and feature a moisture activated gum closure, making them perfect for mailing and saving important documents! Our spacious envelopes are ideal for sending a variety of flat or bulky materials such as business correspondence, annual reports, catalogs, folders, invitations, jumbo cards, photographs, artwork, promotional/marketing materials, brochures, flyers and more! They are also great for organizing important files and personal papers at the office or home. From mailing to storing, our envelopes cater to all needs in superior efficacy. This pack contains 500 envelopes. Each has an open end, straight flap, and smooth finish. Size: 10in x 13in | Color: White | Quantity: 500/pack