Shop for Booklet Envelopes and get fast free shipping! Features an opening on the long side - great for mailing catalogs, folders, and more without bending. Choose from popular sizes, including 6x9, 9x12, and 10x13 booklet envelopes. Compared to catalog envelopes, the large opening on the long side of the booklet envelopes makes it easy to insert large, bulky items. Mail glossy promotional materials in a larger sizes envelope. No need to fold or bend your important inserts.
For an easy sealing option, check out our self seal envelopes. This type of seal helps save time and does not require any moisture to seal.