Order 9x12 Envelopes and get FREE shipping! Perfect for everyday mailing or sorting and storing documents. Available in many colors and styles. The 9x12 size is the most common large envelope size. Used for a variety of purposes, both mailing and interoffice use. The 9x12 size is ideal for standard size documents (8 1/2 x 11 inches). Use these envelopes to mail or store documents or ship items/products. Use to send booklets, catalogs, brochures, marketing materials, letters, and more. We offer a variety of closure options including self seals, clasps, and standard gum seals. Choose from a variety of bright and pastel colors, white or manila. We also offer 9x12 envelopes with security tint and window options. These options are ideal when you need to send sensitive information, or display a pre-printed mailing address.
Mailing your 9x12 envelopes? Personalize by adding custom artwork or designs, logos, return and mailing addresses, and more. We offer a variety of 9x12 envelopes. Choose from 9x12 Catalog envelopes -- with the flap (opening) on the 9 inch side (top) of the envelope, or 9x12 Booklet envelopes -- with the flap (opening) on the 12 inch side. 9x12 Catalog envelopes are most common for inserting several sheets of paper, or smaller items. 9x12 Booklet envelopes are most common for mailing brochures or marketing materials. Standard gum flap and self seal are the most popular options for mailing 9x12 envelopes, while the clasp option is most convenient for interoffice use. Add a form to the front or back of your envelope, and use for collecting or storing documents and information.