Keep your documents secure and in great shape with these Peel-and-Seal Catalog Envelopes. These Kraft paper envelopes protect your documents as they travel, and the convenient size fits catalogs, brochures and other thick documents that should be folded. Peel-and-stick technology is easy to use, allowing you to seal a large number of envelopes in a short time. The seal is tight enough to hold together throughout the mailing and distribution process. These envelopes are ideal for large mailing jobs.