9 x 12 x 1 Envelopes

These 9 x 12 envelopes with a 1-inch expansion offer a practical solution for mailing bulkier documents or materials. Their dimensions and expansion capability make them suitable for accommodating thicker contents. Designed with a vellum finish, these envelopes add a touch of sophistication to your mailings. Whether you're sending reports, catalogs, or promotional materials, these envelopes provide ample space and a stylish appearance. Trust in the functionality and vellum finish of these 9 x 12 1-inch expansion envelopes to ensure your important documents are both protected and presented in a professional manner.