The A6 Invitation Envelopes in white, featuring dimensions of 4 3/4 x 6 1/2 inches, come in a pack of 50. These rectangular envelopes are made of paper and are ideal for security purposes. The Luxx paper brand ensures a professional and high-quality finish, making them suitable for occasions such as birthdays, graduations, and holidays. With a gummed closure type, these envelopes provide a secure and elegant option for sending invitations or other important documents.