The product is a box of 40 white letter mailing shipping envelopes with a gummed closure. Each envelope measures 4-1/8”x 9-1/2” and is made of paper with a wove finish. These confidential envelopes are ideal for securely sending documents or other items through the mail, ensuring privacy and protection during transport. With dimensions that are suitable for standard letters and a convenient gummed closure, these envelopes are a practical choice for businesses and individuals needing to send confidential information.