JAM Paper Yellow 10" x 13" Open End Catalog Envelopes with Clasp Closures are made out of smooth, 30% recycled paper. This pack contains 50 envelopes. Each one features a commercial-style flap and an easy-to-use metal clasp closure as well as an optional gum closure. These envelopes feature a bright and vibrant yellow color that is sure to get them noticed in the mail! The 10" x 13" size of these envelopes makes them ideal for enclosing standard-sized and slightly larger sheets of paper with no need for bending or folding. Use them to send documents, forms, files, letters, charts, manuals, manuscripts and more though the mail with an attention-grabbing appearance!Details:Yellow10" x 13"Commercial flapOptional gum closure50 envelopes30% recycled paper