This product is a pack of 50 brown Kraft paper envelopes, measuring 4 x 6 inches, specifically designed for invitations. The envelopes feature a self-seal closure for easy and secure mailing. Made from high-quality paper, these branded envelopes are perfect for holiday occasions and are manufactured in China. Ideal for businesses and industrial use, these envelopes provide a reliable and stylish option for sending invitations or other important documents.