Order Window Envelopes and get FREE shipping! Perfect for sending pre-printed letters, checks, invoices, statements, or other documents. Transparent Poly-film window offers recipients a glimpse into envelope contents. These envelopes are a wonderful choice for business communication. We offer a variety of styles and colors so finding the perfect envelope is easy. Available in #6 3/4, #7 3/4, #8 5/8, #9, #10, #11, #12, 6x9 and 9x12 sizes. If a standard design does not suit your needs, we can work with you to create a custom-made window envelope.
Perfect for sending a variety of business documents. A window envelope is ideally suited for sending letters, invoices, or other items with a pre-printed mailing address. Depending on the size selected, you can also use these for direct mail campaigns, brochures, catalogs and more. With a variety of sizes and styles available, you're sure to find the exact window envelope you need. These envelopes can be used for business, church, nonprofit, or personal use. Personalize your window envelopes by adding a return address, logo, website, or other information.